Connections

Calibrator connected to input signal PCB

display PCB component side

(may be removed for bench calibration)

LO calibration control

 

 

 

 

 

 

DP1

 

 

 

 

 

 

 

HI calibration control

 

 

 

 

 

 

 

 

 

 

 

DP2

 

 

 

 

 

 

 

 

 

 

 

 

 

balance control

 

 

 

 

 

 

 

 

 

 

 

 

 

DP3

(factory adjust only)

 

 

 

 

 

 

 

 

 

 

 

 

 

S-

 

 

 

 

 

 

S+

black

 

 

 

 

 

 

 

red

S+ S-

S- S+

 

 

 

 

 

 

 

 

 

loop jumper

 

 

 

 

 

 

 

 

 

 

 

 

input signal PCB

 

calibrated

 

 

 

 

 

 

 

 

(mounted to base of enclosure)

 

 

current source

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Control loop connected to input signal PCB

input signal PCB

S+ S- S- S+

loop jumper

(remove when display PCB is connected)

 

power

4-20 mA

supply

 

transmitter

Field wiring is made to the input signal PCB which is mounted to the base of the enclosure.

Hazardous area

 

Non-hazardous area

Page 6

SITRANS RD100 – INSTRUCTION MANUAL

7ML19985JU01

Page 8
Image 8
Siemens SITRANS RD100 Connections, Calibrator connected to input signal PCB, Control loop connected to input signal PCB