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Digital i/o: digitaln – Omega Engineering M-4066 User Manual

Page 36

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32 N OMWT-SOFT-OPC Server Tags

OMWT-SOFT-OPC Server

Digital I/O: DIGITALn

online (R) - indicates if the device is communicating (0 or 1)
nodaladdress (R) – (TCP/IP Receiver). The node address starts at 1. For

TCP/IP Receivers, the node address corresponds to the node number

for the TCP/IP connection.

repeateraddress (R) – (Wireless mode) contains the location identifier of

the OMWT-REPEAT repeater. If the sensor did not pass through a

repeater then the value is 0.

polltime (R/W) - how often to poll the device (in milliseconds)
serialno (R) - registration number of the temperature sensor
inputA (R) - level of PIOA (0 or 1)
inputB (R) - level of PIOB (0 or 1)
counterA(R) - counter of the activity latch of PIOA
counterB (R) - counter of the activity latch of PIOB
counterAB (R) - counter A minus counter B
outputA.value (R/W) - current value of the output of PIOA (0 or 1)
outputB.value (R/W) - current value of the output of PIOB (0 or 1)
outputA.ondemand (R/W) - 1 - output on demand; 0 - on next poll (0 or 1)
outputB.ondemand (R/W) - 1 - output on demand; 0 - on next poll (0 or 1)
input.descA (R) - General identification description field for channel A.
input.descB (R) - General identification description field for channel B.

(R) – indicates that the tag is readable.

(R/W) – indicates that the tag is both readable and writeable. OPC Write operations

will either change an I/O point at the device, or an operation will be performed.