Output Specifications
420A and 420T for WS position sensors
Excitation Voltage
Signal conditioner
420A
Current output (2 wire)
Excitation Current
Output Current
Stability (Temperature)
Protection
Output Noise
Operating Temperature
EMC
+12 ... 27 VDC non stabilized, measured at the
sensor terminals
35 mA max.
4 ... 20 mA equivalent to 0 ... 100% range
±100 x 10
-6
/ °C full scale
Reverse polarity, short circuit
0.5 mV
RMS
-20 ... +85 °C
According to EN 61326:2004
Signal Diagram
420A
Signal +
4...20 mA
Signal –
Signal Conditioner
420T
Current output (3 wire)
Excitation Voltage
Excitation Current
Load Resistor
Output Current
Stability (Temperature)
Protection
Output Noise
Operating Temperature
EMC
+18...+27 V DC non stabilized
40 mA max.
350
W
max.
4 ... 20 mA equivalent to 0 ... 100% range
±50 x 10
-6
/ °C full scale
Reverse polarity, short circuit
0.5 mV
RMS
-20 ... +85 °C
According to EN 61326:2004
Signal diagram
420T
Excitation +
Signal +
4...20 mA
Excitation GND
Signal Wiring
Output signals
420A
Signal +
Signal –
420T
Excitation +
Excitation GND
Signal +
Cable color
White
Brown
Green
Connector
pin no.
1
2
3
Connection
Mating Connector
View to solder
terminals
CONN-DIN-8F-W
CONN-M12-8F-G
58
CAT-WS-E-05
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