oventrop Aktor M ST L Modbus Operating Instructions Manual page 18

Appendix
318 uint16 Operating status /
Error
319 uint16 Current flushing timer
320 uint16 Current valve an-
ti-blocking timer
321 uint32 Operating time
323 uint32 Travel counter
400 uint16 Nominal value volume
flow (control signal)
401 uint16 Actual value volume
flow
402 uint16 Current calculated
volume flow
403 int16 Room temperature
404 int16 Flow temperature
405 int16 Return temperature
406 int16 Differential temperature r
407 uint16 Leakage warning
408 uint16 Digital contact 1
409 uint16 Digital contact 2
410 uint16 Current calculated
thermal output
411 uint16 Energy since 0 a.m.
412 uint16 Energy last 24h
413 uint16 Change-over status
414 uint16 Current maximum vol-
ume flow
415 uint16 Initial value PI controller r
418 uint16 Nominal position
419 uint16 Actual position
420 uint16 Learned total travel
424 int16 Sensor input P1
425 int16 Sensor input P2
426 uint16 Y output P2
18
r 0x0000: Normal operation, no message
0x0001: Disturbance internal memory
0x0002: Disturbance internal AD conversion
0x0004: Disturbance valve adaptation
0x0008: Disturbance internal motor function
0x0010: P1 range excess
0x0020: P2 range excess
0x0040: Disturbance calculation/control functions
0x0080: Permanent blocking of the valve
0x0100: Command execution test run/adaptation active
r Minutes remaining until flushing
r Minutes remaining until valve anti-blocking
r Seconds
r mm
r/w 0..10000 = 0..100%
r 0..10000 = 0..100%
r l/h
r(w) °C*10 (write protected in case of assigned source P1 or P2)
r/(w) Current flow temperature in °C*10 (write protected in case
of assigned source P1 or P2)
r/(w) Current return temperature in °C*10 (write protected in case
of assigned source P1 or P2)
Calculated difference from flow/return temperature register
in K*10
r 0: No warning; 1: Leakage detected (valve closed for more
than 6h, differential temperature exceeding 8 K)
r 0/1
r 0/1
r kW*10 (display in cooling and heating mode without signs.)
r kWh*10
r kWh*10
r 0: Shut-off ; 1: Heating ; 2: Cooling
r Current value in l/h
0..100%
r mm*10
r mm*10
r mm*10
r V*100,°C*10; 0/1
r V*100,°C*10; 0/1
r/w Voltage value 0..1000 for output signal 0..10V (for configura-
tion I/O type P2: 8: Y output 0..10V)
„Aktor M ST L Modbus"
101274584-V01.11.2019