Performance Characteristics; Connection Systems - Siemens 3RS2 Manual

Analog devices

4.4 Connection systems

The following settings can be made using a screwdriver on the front panel of the device:
• Tripping value
• Sensor type
• Measuring range
• Hysteresis
• Overshoot / undershoot
See Chapter Operator controls and display elements, settings, measuring ranges (Page 21).
Power supply:
The devices are operated with a control voltage of between 24 V AC/DC and 240 V AC/DC,
depending on the version.
4.3

Performance characteristics

Table 4-1 Performance features of analog device 3RS2500
Adjustable
Connectable sensor type
Resistance sensors (see also Resistance sensors
(Page 69))
Thermocouples (see also Thermocouples
(Page 67))
Number of sensors that can be monitored
Adjustable hysteresis values
Number of adjustable limit values
Adjustable trip delay
Adjustable monitoring
Restart
Unit
4.4 Connection systems
The devices can be supplied with the connection systems detailed below:
• Screw terminals
• Spring-type terminals (push-in)
18
Yes
• Thermocouple
• Resistance sensor (two-wire and three-wire measurement)
Pt100
• Type J
• Type K
1
5%, 10%, 15%, 20%
1
No
Overshoot / undershoot
Auto
°C
Equipment Manual, 02/2022, A5E42462552002A/RS-AB/002
3RS2 temperature monitoring relay