Flowserve MX HART Field Unit - Manual (Page 58)

MX/QX HART Field Unit FCD LMENIM2340-00 – 1/14
58
6 Valve/Actuator
250 Not Used
Figure 5.1 – Device Variable Status Byte Format
Device Variable Status
Write Protect Code
Code Device Variable Classification
0 No – Not Write Protected
1 Yes – Write Protected
251 None (Write Protect Mode not supported)
Analog Channel Alarm Selection Code
Code Alarm
250 Not Used
Analog Channel Transfer Function Code
Code Transfer Function
0 Linear
250 Not Used
Analog Channel Flags
Flag Description
0x01 When set this analog channel is a Field Device analog input channel.
Lock Code
Code Lock Device Description
0 Unlocked
1 Lock – Temporary (i.e., Device Reset or Power Loss releases the lock). Only the locking Master can unlock.
2
Lock – Permanent (i.e., Device Reset or Power Loss does not affect the lock). Only the locking Master can
unlock.