IMP Pumps NMTC module - Manual (Page 37)

37
Address Register name Description
201
StatusReg
b0..b5:
RESERVED
-
b6: Rotation
Indicates if the pump is rotating (running) or not.
0 = No rotation
1 = Rotation.
b7: RESERVED
Bit 8:
AccessMode
Indicates if the pump is locally or remotely controlled.
0 = Local (a source with higher priority controls the pump)
1 = Remote (controlled by Modbus master).
Bit 9: IsOn
Indicates if the pump is on or off.
0 = Off
1 = On
It not necessarily indicate rotation as an error might stop the
pump.
Bit 10: Error
Indicates if there is a problem with proper operation.
0 = No problem
1 = Error present.
Pump might still run.
Bit 11:
RESERVED -
Bit 12:
RESERVED
-
Bit 13:
NearMaxSpeed
Indicates if the pump is running near maximum speed.
0 = No
1 = Yes.
This flag is set when power or speed is over 95% of rated maximum.
Bit 14:
RESERVED
-
Bit 15:
NearMinSpeed
Indicates if the pump is running near minimum speed.
0 = No
1 = Yes.
This flag is set when speed falls below 1/3 of rated maximum.
202 RESERVED (TBD)
203 ControlMode
Indicates the actual control mode.
0 = ConstantRPM
1 = ConstantRPM
3 = ConstantHead
4 = ConstantHead
5 = ConstantHead
6 = ProportionalHead
128 = AutoHeadMode.
204 RESERVED
205 ErrorCode1
Current first error code.
0 - when pump is operating without problems.
This value will always be non-zero when there is an error present.
See section “9.1 Error codes” for code details.
206 ErrorCode2
Second error code. Non-zero when there is more than one error.
See section “9.1 Error codes” for code details.
207 ErrorCode3
Third error code. Non-zero when there is more than two errors.
See section “9.1 Error codes” for code details.