- PC configuration interface
- Digital switching output
- Changeover contact relay output
- Calibrated measurement range switching
- Threshold value configuration via DIP switches and teach-in function via push/slide switch
- Safe 3-way isolation with 2.5 kV test voltage per EN 61140
The WAGO 857 series analog threshold value switch features a configurable analog input (-20...+20mA / -10...+10Vdc / 0-30Vdc) and operates on a supply voltage of 16.8-31.2Vdc (24Vdc nominal). It includes Push-in CAGE CLAMP spring connections, is designed for DIN-35 rail mounting with a 6mm width, and has an IP20 rating. The device is suitable for ambient temperatures ranging from -25°C to +70°C and is equivalent to model 857531.
- color:
- Light gray
- configurable rise fall delay time do:
- 10 s
- configurable rise fall delay time relay:
- 0 30 s (via software)
- configuration options:
- DIP switch || WAGO Interface Configuration Software || WAGO Interface Configuration App || Push/slide switch
- conformity marking:
- CE
- connection technology:
- Push-in CAGE CLAMP
- continuous current do max:
- 100 mA (no internal restriction)
- country of origin sales organisation germany:
- DE
- depth from upper edge of din rail:
- 97.8 mm / 3.85 inch
- drop out time typ:
- 4 ms
- emc emission of interference:
- EN 61000-6-4: EN 61131-2: EN 61326-1
- emc immunity to interference:
- EN 61000-6-2: EN 61131-2: EN 61326-1
- fine stranded conductor:
- 0.34 2.5 mm / 22 14 AWG
- fire load:
- 0.000 MJ
- height:
- 94 mm / 3.701 inch
- hysteresis:
- Adjustable via DIP switch or software
- input current max:
- 22 mA
- input resistance current input:
- ¤ 200
- input resistance voltage input:
- 100 k
- input signal current:
- 20 mA
- input signal type:
- Voltage || Current
- input signal voltage:
- 10 V: 0 30 V
- input voltage max:
- 31 V
- limiting continuous current relay module assembly:
- 6 A (¤ 60 C): 2 A (60 70 C)
- mounting type:
- DIN-35 rail
- nominal supply voltage us:
- DC 24 V
- note:
- Additional setting options via WAGO Interface Configuration Software or WAGO Interface Configuration App
- number of changeover switchover contacts:
- 1
- number of switching thresholds do:
- 1 (adjustable)
- number of switching thresholds relay:
- 1 or 2 (adjustable)
- operating altitude max:
- 2000 m
- packaging type:
- Bag
- power consumption at nominal supply voltage:
- ¤ 25 mA (+ IDO)
- power supply type:
- 24 VDC
- relative humidity:
- 5 85 % (no condensation permissible)
- solid conductor:
- 0.08 2.5 mm / 28 14 AWG
- standards specifications:
- EN 61373
- step response typ:
- 16 ms
- strip length:
- 9 10 mm / 0.35 0.39 inch
- supply voltage range:
- 30 %
- surrounding air temperature operation:
- -25 70 C
- surrounding air temperature storage:
- -40 85 C
- switching power resistive max:
- AC 1250 VA
- switching voltage do max:
- Supply voltage (applied)
- switching voltage max:
- AC 250 V
- temperature coefficient:
- ¤ 0.01 %/K
- test voltage input output supply:
- AC 2.5 kV: 50 Hz: 1 min
- transmission error typ:
- ¤ 0.1 % of upper-range value
- weight:
- 38.600 g
- width:
- 6 mm / 0.236 inch
