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Technical data
11.2
Output
11.2.1
Output signal
DC voltage version (short-circuit proof version):
• 1x PNP switch output
• 2x PNP switch outputs
• 1x PNP switch output or one PNP switch output and 4 to 20 mA output, active
11.2.2
Signal on alarm
• Analog output: ≤ 3.6 mA or ≥ 21.0 mA (if setting is ≥ 21.0 mA, output is ≥ 21.5 mA)
• Switch outputs: in safe state (switch open)
11.2.3
Load
Max. (V
- 6.5 V) / 0.022 A (current output)
power supply
11.2.4
Range of adjustment
Switch output
Analog output (if available)
Damping
Unit
11.2.5
Switching capacity
DC voltage version:
Switch status ON
Switch status OFF
Switching cycles
Voltage drop PNP
Overload protection
11.2.6
Inductive load
To prevent electrical interference, only operate an inductive load (relays, contactors, solenoid
valves) with a direct protective circuit (free-wheeling diode or capacitor).
32
Switch point (SP) and switchback point (RSP) in 0.1 °C (0.18 °F) increments.
Minimum difference between SP and RSP: 0.5 °C (0.8 °F)
Lower range value (LRV) and upper range value (URV) can be configured as required
within the sensor range Min. Span 20 K (36 °F)
Can be configured as required: 0 to 40 s in increments of 0.1 s
°C, °F, K
Ia ≤ 250 mA
Ia ≤ 1 mA
> 10,000,000
≤2 V
Switching current checked automatically; switched off in event of overcurrent,
switching current checked again every 0.5 s; max. capacitive load: 14 µF for max.
supply voltage (without resistive load); periodic disconnection from a protective
circuit in event of overcurrent (f = 2 Hz) and "Warning" displayed
Temperature switch OTR31, OTR35
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