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PT100 - PT1000
two wires connection
Pt100 - Pt1000
no connection
27
28
PT100/1000
29
30
soLiD-state reLay WirinG DiaGram
(For ssr1 anD ssr2)
Connection to a PLC with NPN input
Internal PLC
connection
PLC
Power sup.
Power sup.
O.C. IN
O.C. IN
Connection to a PLC / Instrument
digital input with separate Power
Supply
Power Supply
12 - 24 VDC
12 - 24 VDC
PLC / Instrument
Digital INPUT
Digital INPUT
8
PT100 - PT1000
three wires connection
27
REF pH
28
PT100/1000
29
30
3
N.O.
4
COM
lmax = 50mA
Imax = 50 mA
3
N.O.
4
COM
Imax = 50mA
lmax = 50mA
Connection to a PLC with PNP input
Internal PLC
connection
PLC
Power sup.
Power sup.
O.C. IN
O.C. IN
Connection to a PLC / Instrument
digital input for Voltage Free Contacts
(REED)
PLC
DIGITAL INPUT N
DIGITAL INPUT 2
Imax
DIGITAL INPUT 1
REF PLC
27
REF pH
28
PT100/1000
29
30
3
N.O.
4
COM
Imax = 50 mA
lmax = 50mA
3
N.O.
4
COM
Imax = 50 mA
lmax = 50mA
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