User`s guide

Page 40

Controlinc 1746-C (Version 5.21) Network Master Users Guide (2004-11-18)

Words [4  17] (control/configuration parameters set by the PLC)

1. Word [4]: Set the Number of Valves on the Network.

2. Word [5]: Set the Scan Period value (# scans before a communication diagnostic scan)

3. Word [6]: Set the T/F control flag whether or not to poll for totalizers on network scans.

4. Word [7]: Set the additional number of valves to poll in the network-scan time slice.

5. Word [8]: Set the Additional Message response delay to expect from actuators

(10ms increments)

(FUNCTION: Poll specified additional register from all actuators on network)

6. Word [9]: Set the specified additional register to poll from all actuators on the network.

7. Word [10]: Set the T/F control flag whether or not to start polling all actuators for the additional

(FUNCTION: Poll block of registers from one specific actuator on the network)

8. Word [11]: Set the specific actuator to get the block of holding registers from

9. Word [12]: Set the starting register number in the block of holding registers to be requested

10. Word [13]: Set the total number of holding registers being requested

11. Word [14]: Set the T/F control flag whether or not to start polling the specific actuator for the

block of registers.

(FUNCTION: Reset Scan Period Counter/Accumulator)

12. Word [15]: Set the T/F control flag whether or not to manually reset the Scan Period Counter.

13. Word [16]: Value that will always reset the scan period counter.

(FUNCTION: Poll TEC2000 Input Registers 1000 – 1003)

14. Word [17]: Set the T/F control flag whether or not to poll the input registers if the system is

determined to be a TEC2000 system.

Remember …

Currently, Words [18

 46] in table [0] are unused and

should be considered “reserved” for future use.