Grundfos IO 111 - Analog Outputs

English (GB)
13
6.5 Analog outputs
The analog outputs of the IO 111 can be set to various types of output signal.
Analog output Description
Analog output 2:
G2 and A2 (pos. 2)
Motor temperature
4-20 mA, 0-180 °C
0 mA = no sensor
Analog output 2:
G2 and A2 (pos. 2)
Motor temperature
Pt1000 emulator
1000-1685 Ω, 0-180 °C
Analog output 1:
G1 and A1 (pos. 2)
Water in oil
4-20 mA, 0-20 %
0 mA = Water-in-oil sensor not fitted
3.5 mA = Alarm, air in oil chamber
22 mA = Warning, water content far outside the
measuring range
Analog output 1:
G1 and A1 (pos. 2)
Water in oil
Pulse output: 0-20 %
Maximum connection: 24 V, 100 mA
Status of output transistor
Pulse A, water in oil:
0.5-3.66 s = 0-20 %
10 s = Water content far outside the
measuring range
Pulse B, insulation resistance:
0.5 s = 0 MΩ
10.5 s = 20 MΩ
ON DIP
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Time
Pulse B
Pulse A
Off
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Grundfos.bk Page 13 Tuesday, January 25, 2011 12:56 PM