Product Model

857-704

In Stock
Last updated: 2025/4/29
wago 857-704

Selling Points

  • 1High efficiency and reliability in electronic interfaces.
  • 2Nominal input voltage: 24 VDC, output voltage range: 0-48 VDC.
  • 3Limiting continuous current: 0.1 A for precise control.
  • 4Yellow status indicator for easy monitoring.
  • 5Compact module width: 6 mm for space-saving designs.
Product Details
857-704
wago

Technical Specifications

Detailed engineering parameters based on manufacturer documentation

ParameterValueParameterValue
Note
Optocouplers and solid state relays are designed for use in signal processing networks that are not supplied directly by the low-voltage power supply network.
Rated voltage
300V
Overvoltage category
III
Pollution degree
2
Dielectric strength (control/load circuit) (AC, 1?min)
3.51?kVrms
Insulation type (control/load circuit)
Reinforced insulation (safe isolation)
Insulation type (between adjacent devices of the same type)
Reinforced insulation (safe isolation)
Insulation type (to adjacent devices of different types)
Basic insulation
Protection type
IP20
Connection technology
Push-in CAGE CLAMP?
Solid conductor
0.34 … 2.5?mm2?/ 22 … 14?AWG
Fine-stranded conductor
0.34 … 2.5?mm2?/ 22 … 14?AWG
Fine-stranded conductor; with insulated ferrule
0.34 … 1.5?mm2?/ 22 … 16?AWG
Strip length
9 … 10?mm?/ 0.35 … 0.39?inches
Width
6?mm?/ 0.236?inches
Height
94?mm?/ 3.701?inches
Depth from upper-edge of DIN-rail
81?mm?/ 3.189?inches
Mounting type
DIN-35 rail
Mounting position
horizontal (standing/lying); vertical
Note (material data)
Information on material specifications can be found here
Color
gray
Insulation material (main housing)
Polyamide (PA66)
Material group
I
Flammability class per UL94
V0
Fire load
0.544MJ
Weight
30.3g
Ambient temperature (operation at U<sub>N</sub>)
-20 … +60 °C
Ambient temperature (storage)
-40 … +70 °C
Processing temperature
-25 … +50?°C
Temperature range of connection cable
≥ (Tambient+ 30 K)
Relative humidity
5 … 85?% (no condensation permissible)
Operating altitude (max.)
2000m
Standards/specifications
EN 61000-6-2
WAGO Basic Relay
857-164
Product Group
6 (INTERFACE ELECTRONIC)
eCl@ss 10.0
27-26-15-03
eCl@ss 9.0
27-26-15-03
ETIM 9.0
EC001504
ETIM 8.0
EC001504
ECCN
NO US CLASSIFICATION
PU (SPU)
25?(1)?pcs
Packaging type
Box
Country of origin
CN
GTIN
4045454835491
Customs tariff number
8536509065
CAS-No.
7439-92-1
REACH Candidate List Substance
2,2',6,6'-tetrabromo-4,4'-isopropylidenediphenol
RoHS Compliance Status
Compliant,With Exemption
RoHS Exemption
7(a)
SCIP notification number (Austria)
fcff34c4-3ec8-4337-87b7-07cd356739fb
SCIP notification number (Belgium)
96d388b2-8744-4f02-b0b6-13ee246fb126
SCIP notification number (Bulgaria)
508fb6c7-e6ba-4584-9d2b-13ab2998ce45
SCIP notification number (Czech Republic)
350da321-5683-4002-a35c-1a8ab5a235b8
SCIP notification number (Denmark)
31a374ab-4018-445e-aea4-28a63bf01f7e
SCIP notification number (Finland)
fde443c7-0494-42a3-b5b5-e257364dc328
SCIP notification number (France)
ff1ee0f4-8cd3-43cd-938f-b9888f89ea13
SCIP notification number (Germany)
58969c06-56af-4579-aee7-46b35d6ccbc1
SCIP notification number (Hungary)
0a1827be-d99f-4bda-a0f3-83d9a6c47afd
SCIP notification number (Italy)
431bf98b-6227-41d8-9cf7-4d6503c8be2a
SCIP notification number (Netherlands)
66f365d2-c07e-4131-a0aa-591915887aa7
SCIP notification number (Poland)
b54d9860-a02e-40c2-a390-30605741cb3e
SCIP notification number (Romania)
ef639f7d-83bd-4665-ab42-c300c6bd5f31
SCIP notification number (Sweden)
938a65c9-eaca-4aee-8585-8d43a41bc4c8
Nominal input voltage U<sub>N</sub>
DC?24?V
Input voltage range (low level)
DC?0 … 10?V
Input voltage range (high level)
DC?16.8 … 30?V
Nominal input current at U<sub>N</sub>
9?mA
Circuit type
2-wire connection
Limiting continuous current
0.1?A
Nominal output voltage
DC?24?V
Output voltage range
DC 0 … 48?V
Voltage drop
≤ 1?VDC
Leakage current at rated voltage
≤?1?μA
Switching current (min.)
50?μA
Turn-on time
≤?100?μs
Turn-off time
≤?600?μs
Switching frequency
≤?1?kHz
Status indicator
Yellow LED

Specifications may be subject to change without notice