5.2 Measuring inputs
The M-module has terminals:
n
for a temperature sensor,
n
for an ORP sensor,
n
for pH sensors.
A reference potential of the water can also be taken into considera‐
tion.
Terminal
Value range
Remark
RTD 1 | 2 (temperature)
Not assigned
PT1000/PT100
PT1000/PT100 (self detection), if no
chlorine sensor is used.
ORP[3 | 4]
Not assigned
ORP sensor
POT1 [5]
Not assigned
Electrical reference potential
of the water*
To ORP [3 | 4]
POT1 [6]
Not assigned
Electrical reference potential
of the water*
To ORP [3 | 4]
pH [ 7 | 8 ]
Not assigned
pH sensor
*For potential equalisation pin. Do not connect to earth. No jumper needed.
Configuring the M-module (DXMaM, measurement module)
16
Содержание DULCOMARIN 3 Compact
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