Endress+Hauser RIA15 - Page 5

RIA15
Endress+Hauser 5
Circuit diagram / Description
4-wire sensor with
process display unit
and LPS, with
backlighting
1
3
Y
I
2
4
LED
- +
A0019571
1 HART® resistance
2 Current meter
3 Sensor
4 Power supply
Current output with
process display unit
and actuator (e.g.
actuator valve),
without backlighting
1
3
2
LED
- +
A0019573
1 Actuator
2 Power supply
3 Current output
Current output with
process display unit
and actuator (e.g.
actuator valve), with
backlighting
1
3
2
LED
- +
A0019574
1 Actuator
2 Power supply
3 Current output
Multi-drop 2-wire
sensors with process
display unit and LPS
R
s
DC
1
2
3
Y
I
LED
- +
Y
I
Y
I
A0019575
1 Sensors
2 Power supply
3 HART® resistance