Specifications

• Implements Limitorque's Port A/B polling scheme using both ports on the LTQ module
• RS-232 or RS-485 communications (jumper selectable)
•  Software configuration (from processor ladder logic)
   - Baud rate: 1,200 TO 38,400
   - Message response timeout
   - Number of active slaves: 1 to 150
   - Last state on comm fail
   - Network polling scheme (looped, port 1 only, port 2 only)
  - Active slave table: bit mapped up to 150 slaves)

•  Supported commands
   - Continuously poll: read registers 40008 - 40013
   - Valve position
   - Status and fault registers
   -Digital outputs and digital
   - Inputs registers1 and 2
  - Communication error code and comm counter)

•  Commands
  - Open, stop, close, initiate network ESD, terminate network ESD, engage contactors 1 - 6, disengage contactors 1 - 6, valve position (0 - 100%))

• Support for the storage and transfer of up to 150 valves to the ControlLogix processor's controller tags
• Emulates Limitorque's Port A/B polling scheme using both ports on the module
•  Supports the following valves
   
  • MX/DDC Modbus
  • UEC-3-DDC Modbus
  • DDC-100M I/O module
  • DDC-100M field unit
  • Valvcon IVO (unit in multi-drop mode only)
•  Software configuration
   
  • Baud rate: 1200 to 115200
  • Message response timeout
  • Number of active slaves
  • Last state on communication failure for valve data
  • Network polling scheme
  • Active slave table (bit mapped)
  • Use of CTS module line option
  • Backplane failure affect on communication port availability
•  Support command
   
  • Continuously polled
  • Read registers 40008 to 40013, optional 40055 or 40006/40007
  • Commands: open, stop, close, initiate network ESD, terminate network ESD, engage contactors 1 to 6, disengage contactors 1 to 6, position valve (0 to 100%)
•  Data returned to the processor for each valve
   
  • Valve position
  • Status register
  • Fault register
  • Digital outputs
  • Digital inputs registers 1 and 2
  • Communication error code
  • Communication poll counter
  • Special polled registers