8.1.3.3 Relay outputs in PFM metering mode
[Pulse Frequency Modulation]
Lower metering direction
Assignment of pH E01
PWM mode (pulse width modulation)
PO1 function – Metering
Minimum
Metering range
Pulse/min
PWM frequency
Maximum value
Remain active after
Relay output setting
%
%
A3129
Fig. 82: Relay outputs in PFM metering mode (Pulse Frequency
Modulation)
‘PFM frequency 180 pulses/min:’
Enter the value corresponding to
the number of pulses per minute to be generated. The value here
is (180).
Possible setting of outputs FO1 and FO2 from 1 ... 180 pulses/min.
Possible setting of outputs RO1 and RO2 from 1 ... 500 pulses/
min.
8.1.3.4 Relay outputs in alarm mode
A3130
PO2 function – Alarm
Relay output setting
Assignment of pH E01
Relay de-energised status
Duration of the relay for pulse mode
Inactive (OFF)
Active (ON)
Seconds
Seconds
Delay time of the relay
Inactive (OFF)
Active (ON)
Seconds
Seconds
Fig. 83: Relay outputs in alarm mode
8.1.3.5 Relay output in status mode
A3131
Relay output setting
P02 function
Assignment of water circulation system DI1
Fig. 84: Relay output in status mode
Setting measuring and control parameters
90