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XL15 Prime
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XL15 Prime

Price range: $4,599.00 through $5,246.00

1 in stock (can be backordered)

The XL15 Prime has an all-new design that has narrower bezels and a 14% smaller footprint overall. It also is one of the first Horner products to utilize USB Type C. With a more advanced processor and modern memory architecture, users can enjoy XL Prime levels of performance increase and 100% non-volatile memory with just a coin cell battery for the real time clock.

Please select the model number from the dropdown to see current stock and pricing.

Build to order – Standard lead times are 2-6 weeks. Please contact Customer Service for current status – 877-665-5666 ext. 1

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This controller is BABAA Compliant

 

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Description

XL15 Prime

XL15 Prime – Logic engine features 2MB of application memory with a 0.02mS/K logic scan. Online Programming Mode (making logic changes on the fly without going through stop mode) is supported.

Operator Interface features include:

  • 1024×768 LCD TFT color graphics display with a high resolution resistive touchscreen
  • 7 virtual function keys and system key
  • USB-C is available for programming
  • USB 2.0 Host port (A) is available for exchanging files with USB FLASH drives
  • Two (2) RS-232/485 ports support RTU/Modbus Master/Slave, ASCII In/Out, and PLC/Drive downloadable protocols

XL15 Prime Networking features include:

  • (2) built-in 10/100 Ethernet port
  • (2) integrated CAN ports that support CsCAN and either CANopen, J1939, or DeviceNet Scanner simultaneously

All units feature a microSD slot, supporting at least 32GB.

Model Lineup

MODELCONFIGURATION
HE-XP15E0No built-in I/O
HE-XP15E212 DC in, 6 Relay Out, 4 – 12-bit Analog In
HE-XP15E312 DC in, 12 DC Out, 2 – 12-bit Analog In
HE-XP15E424 DC in, 16 DC Out, 2 – 12-bit Analog In
HE-XP15E512 DC in, 12 DC Out, 2 – 14/16-bit Analog In (mA/V/Tc/mV/RTD), 2 – 12-bit Analog Out
HE-XP15E612 DC in, 12 DC Out, 6 – 14/17-bit Analog In (mA/V/Tc/mV/RTD), 4 – 12-bit Analog Out
SPECIAL ORDER (*)
Part Number ExtensionDescription
-10Thermistor option. Add -10 to the part number for Thermistor support for Analog Inputs 1 & 2. Models 2, 3, and 4 only.
-14Thermistor option. Add -14 to the part number for (4) Channel Thermistor support. Model 2 only.
-441WebMI License Unlimited pre-loaded
-442Enhanced IEC License pre-loaded
-445MQTT License pre-loaded
-602Screw type I/O terminals. Replaces spring type terminals. Model 6 only.
(*) Not available for purchase on the web store. Please call factory for product availability. Lead time on special order products is 4-6 weeks.

Specifications

CONTROLLER
Ladder Logic Memory2 MB
Logic Scan Rate0.02 mS/K
Removable MemorymicroSD
Local Comment StorageYes
Floating Point SupportYes
AutoTune PID CapableYes
OPERATOR INTERFACE
Display Technology15" XGA TFT Color
Resolution/Color1024X768 (XGA)/16 million colors, 500 nits
Touch ScreenResistive with Laminated Cover
Character HeightSelectable fonts
User-Programmable Screens/Pages1023
Fields or Objects per Page1023
Total Keys8 (on screen)
Function Keys7 (on screen)
I/O
Built-in I/O Points22-44
SmartStix, SmartRail, SmartBlock I/O SupportYes, CsCAN and Ethernet
Digital Inputs / Outputs, max2048 / 2048
Analog Inputs / Outputs, max512 / 512
General Purpose Registers (words)50000
General Purpose Internal Coils (bits)16384 (16384 retentive)
ETHERNET/INTERNET
LAN Ports2
Factory ProtocolsEthernet IP (Server & HMI), Modbus TCP (Client/Server), BACnet IP (Server), EGD
IIoT & Remote AccessMQTT Sparkplug*, Horner OC360 Cloud Service*, WebMI via HTML5, EnvisionRV
Other ProtocolsSMTP(Client), NTP (Client), FTP (Server)
*MQTT Sparkplug & WebMI require a one-time upgrade. OCS360 is an annual subscription service.
SERIAL COMMUNICATIONS
Total Active Ports3
Serial Ports1 RS-232 & 1 RS-485 on first Modular Jack (MJ1/2);
1 RS-232 or 1 RS-485 on second Modular Jack (MJ3)
PLC / Drive ProtocolsYes
RTU / Modbus Master / SlaveYes
Serial ASCII In / OutYes
USB C(PD Capable Port Required for USB-C Power) USB 2.0 (480MHz) Programming & Data
USB A (1000mA max)Access, & Device Power
NETWORKING
Integrated CAN Networks2
Maximum CAN Distance500m per segment, 4 segments maximum
CAN Port (Independently Isolated)Remote I/O, Peer-to-peer Comms, Cscape
Supported CAN ProtocolsCsCAN, CANopen, DeviceNet, J1939
Ethernet ProductivityTwo 10/100 Mbps (Auto-MDX)
Ethernet ProtocolsTCP/IP, Modbus TCP, FTP, SMTP, EGD, ICMP, ASCII
Remote I/OSmartRail, SmartStix, SmartBlock, SmartMod, OCS-I/O
PHYSICAL SPECIFICATIONS
Height9.08" / 231 mm
Width11.94" / 304 mm
Depth2.43" / 62 mm
I/O Module DepthCOM option adds 1.08" / 27.40 mm
OPERATING SPECS & STANDARDS
Operating Temperature-10 to 60°C
Storage Temperature-20°C to +60°C
Humidity (non-condensing)5 to 95%
Product Certifications/ApprovalsCE
Environmental RatingUL Type 1, 3R, 4, 4x, 12, 12k, 13

Documentation & Resources

DocumentReference NumberLink to DownloadLink to Download
SALES LITERATURE
Prime Comparison BrochureHA-374
DRAWINGS2D ELECTRICAL2D MECHANICAL3D MECHANICAL
HE-XP15E0 Model 0
HE-XP15E2 Model 2
HE-XP15E3 Model 3
HE-XP15E4 Model 4
HE-XP15E5 Model 5
HE-XP15E6 Model 6
TECHNICAL DOCUMENTATION
User ManualMAN1485Download
Quick Reference GuideMAN1499Download
Panel CutoutSUP1550Download
Model 0 DatasheetMAN1479Download
Model 2 DatasheetMAN1480Download
Model 3 DatasheetMAN1481Download
Model 4 DatasheetMAN1482Download
Model 5 DatasheetMAN1483Download
Model 6 DatasheetMAN1484Download
SUPPLEMENTAL
UL SupplementSUP1548
Ethernet Supplement ManualSUP0740
App Guide for Updating FirmwareMAN1362Download
Firmware Restore ManualMAN1150
Thermistor SupplementSUP0797
Cutout Template SheetSUP1551

Certifications

Certification TypeDownload Certificate
BABAA - Build America, Buy America Act
CE Declaration of Conformity
ISO 9001: 2015

Firmware Review Notes

PRODUCTVERSIONRELEASE DATETYPEDETAILSREQUIREMENTS
Prime X5, XL4, XL6, XLW, XL7, XL10, XL10W, XL1517.40March 18, 2026EnhancementAdded WebMI 2.0 support
Note – Requires Cscape 10.2 SP1 onwards
Prime X5, XL4, XL6, XLW, XL7, XL10, XL10W, XL1517.40March 18, 2026EnhancementAdded support for ASCII username and password
Note – Requires Cscape 10.2 SP1 onwards
Prime X5, XL4, XL6, XLW, XL7, XL10, XL10W, XL1517.40March 18, 2026EnhancementImplemented new retentive timer and counter blocks that retain accumulator values after a power cycle
Note –
• Applicable to Enhanced IEC only
• Requires Cscape 10.2 SP1 onwards
Prime X5, XL4, XL6, XLW, XL7, XL10, XL10W, XL1517.40March 18, 2026EnhancementAdded support to HSC840 and NTC800 OCS-I/O modules
Note – Requires Cscape 10.2 SP1 onwards
Prime X5, XL4, XL6, XLW, XL7, XL10, XL10W, XL1517.40March 18, 2026EnhancementAdded “Use as Default Gateway” option
Note – Requires Cscape 10.2 SP1 onwards
Prime X5, XL4, XL6, XLW, XL7, XL10, XL10W, XL1517.40March 18, 2026Bug FixResolved issue wherein email stopped working when used Secomea Email Relay on port 25 without authentication
Prime X5, XL4, XL6, XLW, XL7, XL10, XL10W, XL1517.40March 18, 2026Bug FixResolved issue where the device displayed an exception when the program was configured with a Modbus Master block and array of structures was enabled
Note – Applicable to IEC and Enhanced IEC blocks
Prime X5, XL4, XL6, XLW, XL7, XL10, XL10W, XL1517.40March 18, 2026Bug FixResolved issue where the ASCII TCP/IP Server protocol did not function when configured with registers beyond %R10000
Prime X5, XL4, XL6, XLW, XL7, XL10, XL10W, XL1517.40March 18, 2026Bug FixResolved issue where Ethernet status TX/RX bits were not shown as active when MQTT and OCS360 were enabled
Prime X5, XL4, XL6, XLW, XL7, XL10, XL10W, XL1517.40March 18, 2026Bug FixResolved issue where a .PGM file placed inside a folder was not loading
Prime X5, XL4, XL6, XLW, XL7, XL10, XL10W, XL1517.40March 18, 2026Bug FixResolved issue where GE SNP protocol was not working over RS-485 full duplex communication
Note –
• Requires SNP dll v5.02 onwards
• Requires Cscape 10.2 SP1 onwards
Prime X5, XL4, XL6, XLW, XL7, XL10, XL10W, XL1517.40March 18, 2026Bug FixResolved issue wherein the device displayed system exception when devices with dual ports were configured with downloadable protocols having large scan list entries for two or more ports
Prime X5, XL4, XL6, XLW, XL7, XL10, XL10W, XL1517.40March 18, 2026Bug FixResolved issue where the LAN configuration status read a value of zero when configured with registers beyond %R8193
Prime X5, XL4, XL6, XLW, XL7, XL10, XL10W, XL1517.40March 18, 2026Bug FixResolved issue where negative Y-axis values were not plotted correctly in trend graphs
Prime X5, XL4, XL6, XLW, XL7, XL10, XL10W, XL1517.40March 18, 2026Bug FixResolved issue that caused the device to enter Idle mode after downloading a CANOpen Blocks program with the “Array of Structures” option enabled
Prime X5, XL4, XL6, XLW, XL7, XL10, XL10W, XL1517.30October 2025EnhancementAdded “OCSIO Base Identification” feature, including the capability to trigger it from the System Menu.
Note : Requires Cscape 10.2 onwards		Requires Cscape 10.2 onward
Prime X5, XL4, XL6, XLW, XL7, XL10, XL10W, XL1517.30October 2025EnhancementAdded OCS360 System Menu Pages
Prime X5, XL4, XL6, XLW, XL7, XL10, XL10W, XL1517.30October 2025EnhancementEnhancements were made in the boot-up message by displaying the boot-up messages in a single screen.
Prime X5, XL4, XL6, XLW, XL7, XL10, XL10W, XL1517.30October 2025EnhancementSecurity Improvement
Ethernet ports are open only if they are configured in Cscape and downloaded to the device.
Prime X5, XL4, XL6, XLW, XL7, XL10, XL10W, XL1517.30October 2025EnhancementAdded logging of “return” state alarms, wherein if the alarm was acknowledged, but still in the alarm state, after the alarm returns to normal, the return was not being logged.
Prime X5, XL4, XL6, XLW, XL7, XL10, XL10W, XL1517.30October 2025EnhancementAdded system register bit for restore operation from logic: %SR164.16 – Restore operation
Prime X5, XL4, XL6, XLW, XL7, XL10, XL10W, XL1517.30October 2025Bug FixResolved - After publishing for a few minutes to OCS360, the device went into Idle mode and showed a logic error in the diagnostics.
Prime X5, XL4, XL6, XLW, XL7, XL10, XL10W, XL1517.30October 2025Bug FixResolved - Loading a .pgm file did not match the exact model of the OCS and was not displaying an error message on the device.
Prime X5, XL4, XL6, XLW, XL7, XL10, XL10W, XL1517.30October 2025Bug FixResolved - Playing certain video files having non-standard resolution resulted in the shifting of the video towards the right of the video object.
Prime X5, XL4, XL6, XLW, XL7, XL10, XL10W, XL1517.30October 2025Bug FixResolved - LAN2 data was spilling onto LAN1 data registers when using EtherNet/IP on both LAN1 and LAN2.
Prime X5, XL4, XL6, XLW, XL7, XL10, XL10W, XL1517.30October 2025Bug FixResolved - Email sending using a cell modem was not working after restoring a signal, which resulted in a send failure.
Prime X5, XL4, XL6, XLW, XL7, XL10, XL10W, XL1517.30October 2025Bug FixResolved – The dynamically configured IP address was not editable using the System Menu in Idle mode.
Prime X5, XL4, XL6, XLW, XL7, XL10, XL10W, XL1517.30October 2025Bug FixResolved – The Ethernet/IP protocol stops working if the Consumed/Produced configuration exceeds 128 words.
Prime X5, XL4, XL6, XLW, XL7, XL10, XL10W, XL1517.30October 2025Bug FixResolved - Issues related to the overlapping of graphic objects as objects had been disappearing or becoming distorted.
Prime X5, XL4, XL6, XLW, XL7, XL10, XL10W, XL1517.30October 2025Bug FixEnhanced IEC only
Resolved - Clearing alarms from the alarm history object was giving a system exception.
Prime X5, XL4, XL6, XLW, XL7, XL10, XL10W, XL1517.30October 2025Bug FixResolved - Optimized the WI-FI System Menu page, wherein opening the WI-FI System Menu page was increasing the scan rate slightly.
Prime X5, XL4, XL6, XLW, XL7, XL10, XL10W, XL1517.30October 2025Bug FixResolved the following issues related to the CANOpen protocol:
• Resolved - Set NMT block for self-node was not working in the CAN2 port for an Enhanced IEC program.
• Resolved – The device was displaying a system exception when triggered “CANopen Receive Emergency Device” CANOpen block in an Enhanced IEC program.
• Resolved - The device was displaying a system exception when downloading the CANOpen program while Array Of structures is enabled.
 Workaround (3rd bullet only): Power cycle the device and redownload the program for an Enhanced IEC program.
Prime X5, XL4, XL6, XLW, XL7, XL10, XL10W, XL1517.30October 2025Bug FixResolved – The device displayed a system exception when triggered by MQTT without running a broker.
Prime X5, XL4, XL6, XLW, XL7, XL10, XL10W, XL1517.30October 2025Bug FixResolved – The alarm was configured with a Boolean array variable in an Enhanced IEC program.
• Triggering an alarm was displaying a different alarm on the device.
• Triggering an alarm was displaying an alarm message multiple times on the device.
Prime X5, XL4, XL6, XLW, XL7, XL10, XL10W, XL1517.30October 2025Bug FixResolved - An ASCII over TCP/IP issue in which the device status was not displayed correctly after disconnecting and reconnecting the server.
Prime X5, XL4, XL6, XLW, XL7, XL10, XL10W, XL1517.30October 2025Bug FixResolved - Data from the slave was not being read when there were multiple MODBUS blocks Do requests and old user blocks were used in the same program with the same port being configured in an Enhanced IEC program.
Prime X5, XL4, XL6, XLW, XL7, XL10, XL10W, XL1517.30October 2025Bug FixResolved – A system exception was displayed on the slave device when the array of length of holding registers and input registers of the Enhanced IEC Modbus Map slave or Modbus Map Extended slave block was changed and downloaded to the slave device; when both master and slave devices are communicating.
Prime X5, XL4, XL6, XLW, XL7, XL10, XL10W, XL1517.30October 2025Bug FixResolved - Analog Input values were fluctuating.
Note: Applies only to Canvas 7D / Canvas 10D with Models 2, 3, and 4.
Prime X5, XL4, XL6, XLW, XL7, XL10, XL10W, XL1517.30October 2025Bug FixImproved auto-populate feature in OCS-I/O.
Note: Requires CNX116 / CNX100 firmware version 48 onwards.
Prime XL1517.20May 2025EnhancementAdded system register support to enable and disable DHCP
• SR235.1 - DHCP1 (0 - Disable and 1 - Enable)
• SR235.2 - DHCP2 (0 - Disable and 1 - Enable)
Note: Requires Cscape 10.1 SP1 onwards.
Prime XL1517.20May 2025EnhancementAdded security enhancement for adding a device in OCS360.
Prime XL1517.20May 2025Bug FixResolved: The screen capture for video streaming was not working.
Prime XL1517.20May 2025Bug FixResolved: A system exception was being displayed when the power flow was enabled to the SDO Receive EMC Device Block in an Enhanced IEC program.
Prime XL1517.20May 2025Bug FixResolved: The device displayed a system exception when Access Point mode was selected in Wi-Fi configuration through the System Menu and modified the Access Point mode name.
Prime XL1517.20May 2025Bug FixResolved: The ASCII TCP/IP Client device status register was toggling continuously with values 45 and 0 when no server was connected.
Prime XL1517.10February 2025EnhancementAdded: OCS360 support.
Note(s)
• Requires Cscape version 10.1 onwards
• OCS360 status information is now consistent with MQTT.
Prime XL1517.10February 2025EnhancementAdded: Support for multiple USB video streaming.
Note: Requires Cscape version 10.1 onwards
Prime XL1517.10February 2025EnhancementAdded: System Register bit for System Menu access.
Note: Requires Cscape version 10.1 onwards.
Prime XL1517.10February 2025EnhancementAdded Security Improvements: Ethernet ports are opened only if configured in Cscape and downloaded to the device.
Prime XL1517.10February 2025EnhancementAdded: “Set Local ID” option is supported for both CsCAN and CANOpen network types.
Note: Requires Cscape version 10.1 onwards
Prime XL1517.10February 2025EnhancementAdded support to apply license through System Register and System Menu.
Note: Requires Cscape version 10.1 onwards
Prime XL1517.10February 2025Bug FixResolved: Bitmaps were not displayed on the device.
Prime XL1517.10February 2025Bug FixResolved: The device was not sending the NMT start command to CANOpen devices after powering up.
Prime XL1517.10February 2025Bug FixResolved: Forcing was not working when the unit was placed in debug mode.
Prime XL1517.06November 2024EnhancementAdded XL10W prime support.
Prime XL1517.06November 2024EnhancementAdded new blocks STRINGTOUARRAY and UARRAYTOSTRING in Enhanced IEC to support USINT data types.
Note: This requires Cscape 10 SP1 onwards.
Prime XL1517.06November 2024EnhancementThe following enhancements have been added to MQTT Sparkplug:
• Increased store-and-forward queue length from 256 to 1024
• Increased maximum publish topic size to 256 and 128 metrics per topic
• Added Auto Reconnect enable/disable with configurable timeout
• Added the ability to choose if a metric should be buffered or not in a store-and-forward situation
Prime XL1517.06November 2024Bug FixResolved: Following a firmware update, the netmask changed to 0.0.0.0 instead of 255.255.255.0
Note
• When the netmask is entered as 0.0.0.0 from the System Menu, it is automatically changed to 255.255.255.0.
• When the user downloads a program with netmask 0.0.0.0, the device displays 255.255.255.0 after download.
Prime XL15CSCAN 17.04September 2024Bug FixResolved: USB Type C communication not working on XL15 Prime model.
Prime XL15CSCAN 17.02August 2024EnhancementRetain variable support added for variable-based advanced ladder
Note: This requires Cscape version 10 onwards
Prime XL15CSCAN 17.02August 2024EnhancementAdded support to XL15 Prime model
Prime XL15CSCAN 17.02August 2024Bug FixFixed UTC time not updating when downloaded from Cscape using IEC or Enhanced IEC language
Prime XL15CSCAN 17.02August 2024Bug FixResolved issue wherein CV value of a PID block was not getting updated when configured in Enhanced IEC program
Prime XL15CSCAN 17.02August 2024Bug FixResolved: Adjacent status register was being affected when the first status register was updated in the Removable Media copy and delete blocks
Prime XL15CSCAN 17.02August 2024Bug Fix• Resolved: NTP was not working when configured with IP address
• Resolved: NTP server was skipping a day on new year’s if it was a leap year
Prime XL15CSCAN 17.02August 2024Bug FixResolved: Performance of the device slows down and scan rate increases at higher temperatures
Prime XL15CSCAN 17.02August 2024Bug FixResolved: RTC time was being incremented by one (1) hour per power cycle when Daylight Savings Time was enabled
Prime XL15CSCAN 17.02August 2024Bug FixResolved: In read, the RM block was reading entire elements / data for an ASCII data type instead of reading only the configured number of elements
Prime XL15CSCAN 17.02August 2024Bug FixResolved: Protocol size was displayed as +++++++ for BACNet MSTP server in System Menu > View Status

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