Railworks Home

25x86 Logic Processor


Processor Boards

Download the Spec Sheet.

Processor Type:
x86 1.0 GHz
256 MB SDRAM, expandable to 512 MB
Non-Volatile Memory:
64 MB CompactFlash standard, expandable
Real Time Clock:
Year, Month, Day, Hour, Minute, Seconds and an On-Board Clock Battery
Watchdog Timer:
Automatic System Reset after Software Failure
Ethernet Interface:
10/100MB (UDP and TCP/IP)
Serial Ports:
Three RS-232 and One RS-232/485 standard, expandable, USB available
Comm Protocol:
Polling Protocol:
Allen Bradley DF1, ASI, MODBUS RTU, MODBUS ASCII, and 6B13
PC/104 Connector:
Allows access to Open PC/104 Bus Architecture

HSQ 8602 Control Panel Board

Power, Stand Alone Active, Outputs Enabled, Initialized by Host, Door Open
Stand Alone Mode (Forced/Auto/Inhibit), Outputs Enable/Disable
Embedded I/O
12 TTL Digital Inputs, 12 TTL Digital Outputs
4 Analog Inputs, (4-20mA, 0-1mA, 0-5V, 0-10V) (Note: Configurable as 24VDC Digital Inputs)
3 Analog Inputs (4-20mA)
Auxiliary I/O Port: 4 TTL Digital Input and 4 TTL Digital Output
I/O Expansion Bus Port
2500 Series I/O Expansion Boards, up to 25 boards, 800 points
Battery Voltage Monitor
On-Board AI Monitors +24VDC Supply Voltage, Reads Battery Volts During Discharge
AC OK Monitor
TTL from 2585 Power Control Board, Indicates AC Power Being Used, i.e., Battery Not Discharging
Battery OK Monitor
TTL from 2585 Power Control Board, Indicates Defective Battery
Address Switches
Unit Address, 1-999
Ops Monitor Relay
24 VDC, 10 A Maximum
Door Alarm
Photocell Activates Internal Alarm Point When Illuminated, Adjustable Threshold


Logic Power
5 VDC, 15 W Peak, 10 W Idle
Field I/O Power
24VDC, Power Consumption Varies by I/O Configuration
0-60°C Operating
(Optional Thermostatically Controlled Heater for Extended Low Temperature)
5-95 Percent Relative Humidity, Non-Condensing
17.78 cm x 25.40 cm (7" H x 10" W) - Depth Varies According to Board Configuration

HSQ TTL I/O Interface Boards

  • 1046 Digital Input, 8 Channel 24 VDC
  • 1047 Digital Output, 8 Channel 24 VDC
  • 1332 Digital Output, 8 Channel Form C 10 Amp relay
  • 8646 Digital I/O (12 Input / 12 Output) 24 VDC

2500 Series I/O Expansion Boards

  • 2507 Analog Output, 4 Channel
  • 2508 Analog Input, 32/16 Channel
  • 2509 Digital Input, 32 Channel
  • 2510 Digital Output, 64 Channel
  • 2533 Digital Output, 32 Channel
  • 2534 Intelligent Digital Input, 32 Channel (SOE to one Millisecond)
  • 2548 Relay Digital Output, 16 Channel Form C 10 Amp Relay
  • 2569 16 Digital Inputs and 16 Digital Output
  • 2587 64 Digital Inputs or 64-Counter Inputs (TTL)

(Digital Inputs can be used as Counter Inputs)