Siemens 3RS2

The Enter key is used to accept and save the new value.
The Back key is used to reset the changed value to the original value.
See also Operator controls and display elements (Page 34).
SetMode
Set Mode menu options:
Set Mode menu
option (Descrip‐
tion: see below)
Run mode
Temperature monitor Temperature limiter ATEX-certi󹪝ed Standard
DEV.MODE TW TB ATEX Hour
DELAY o󹪜 o󹪜 o󹪜
• o󹪜
• 0.1 ... 999 s
ONDELAY o󹪜 o󹪜 o󹪜
• o󹪜
• 0.1 ... 999 s
HYST 1 °C ... 999 °C 1 °C ... 999 °C 0.1 ... 20.0 mA 1 °C ... 999 °C
PRINCIP Quiescent current princi‐
ple
Quiescent current princi‐
ple
Quiescent current princi‐
ple
• Open-circuit princi‐
ple
• Quiescent current
principle
INPUT
• T1, T2, T3
• Analog in‐
put 4 mA ... 20 mA
• T1, T2, T3
• At least two sensors
are active
Analog in‐
put 4 mA ... 20 mA
• T1, T2, T3
• Analog in‐
put 4 mA ... 20 mA
SENSOR
• J, K, T, R, S, E, B, N
• Pt100, Pt1000
• NTC
• KTY83, KTY84
• Pt100, Pt1000
• NTC
• KTY83, KTY84
4 ... 20 mA
• J, K, T, R, S, E, B, N
• Pt100, Pt1000
• NTC
• KTY83, KTY84
MON.MODE Monitoring mode:
• Overshoot
• Undershoot
Monitoring mode:
• Overshoot
• Undershoot
Monitoring mode:
• Overshoot
• Undershoot
Monitoring mode:
• Overshoot
• Undershoot
• Window
MEMORY on on on on / o󹪜
AUTO RST on o󹪜 o󹪜 on / o󹪜
UNIT °C / °F / mA / % °C / °F °C / °F / mA / % °C / °F / mA / %
ECO MODE on / o󹪜 on / o󹪜 on / o󹪜 on / o󹪜
PIN on on on on / o󹪜
CALIBR Cold Junction:
• Int./
Ext. (-25 °C ... +80 °C)
• o󹪜set: -99 ... +99 °C
o󹪜set: -99 ... +99 °C Cold Junction:
• N/A
• o󹪜set: -10 ... +10 °C
Cold Junction:
• Int./
Ext. (-25 °C ... +80 °C)
• o󹪜set: -99 ... +99 °C
CONTRAST ✓ ✓ ✓ ✓
FAC.RST ✓ ✓ ✓ ✓
TEST ✓ ✓ ✓ ✓
TEACH ✓ ✓ ✓ ✓
Digital devices
5.10 Operator control
3RS2 temperature monitoring relay
Equipment Manual, 02/2022, A5E42462552002A/RS-AB/002 39