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Siemens RD150

Siemens RD150
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39
MAN-100472 RD150 - Operating Instructions
57030-EN-180717
Torques
Max. torque for NPT cable glands and Conduit tubes
Ʋ Plastic housing 10 Nm (7.376 lbf ft)
Ʋ Aluminium/Stainless steel housing 50 Nm (36.88 lbf ft)
Signal and supply circuit
Operating voltage max.
35 V DC
Voltage drop with current value 4 … 20 mA
Ʋ Without lighting max. 1.7 V
Ʋ With lighting max. 3.2 V
Ʋ With activated HART resistance ad-
ditionally max.
4.5 V
HART resistance 200Ω
Current range 3.5 … 22.5 mA
1)
Overcurrent resistance 100 mA
Reverse voltage protection Available
Functional safety SIL non-reactive
Current measurement (reference temperature 20 °C)
Measuring range loop current 3.5 … 22.5 mA
Deviation ±0.1 % of 20 mA
Temperaturecoecient ±0.1 % of the span/10 K
Interval 250 ms
Display and adjustment module
Display element Display with backlight
Measured value indication
Ʋ Number of digits 5
Adjustment elements
Ʋ 4 keys [OK], [->], [+], [ESC]
Protection rating
Ʋ unassembled IP 20
Ʋ mounted in the housing without lid IP 40
Materials
Ʋ Housing ABS
Ʋ Inspection window Polyester foil
Functional safety SIL non-reactive
Adjustment elements
Slide switch in the connection compart-
ment
Activate/deactivate the integrated communication resist-
ance for HART
1)
Iftheloopcurrentisnotsucientforoperation,thedisplaydoesnotwork.Whenthemeasuredvaluesare
outside the measuring range, a message is displayed instead of the measured value.

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