Product Model

857-424

In Stock
Last updated: 2025/4/17
wago 857-424

Selling Points

  • 1Robust Signal Processing: Converts, amplifies, filters, and electrically isolates standard analog signals.
  • 2Versatile Input/Output: Supports current and voltage input signals with configurable ranges (0-10 mA, 2-10 mA, etc.) and two analog outputs.
  • 3Easy Installation: Uses Push-in CAGE CLAMP connections for quick and secure installation on DIN-35 rail.
  • 4High Safety Standards: Meets EN 61010-1 standards with 3 kV test voltage and IP20 protection.
  • 5Compact Design: 6 mm module width with a depth of 94 mm, suitable for space-constrained applications.
Product Details
857-424
wago

Technical Specifications

Detailed engineering parameters based on manufacturer documentation

ParameterValueParameterValue
Note
Use shielded signal lines!Only use shielded signal lines for analog input and output signals.Only then can you ensure that the accuracy and interference immunity specified for the device can be achieved, even in the presence of interference acting on the signal cable.
Rated voltage
300V
Measurement category per EN/UL 61010-2-030
CAT II (input)
Protection type
IP20
Connection technology
Push-in CAGE CLAMP?
Solid conductor
0.08 … 2.5?mm2?/ 28 … 14?AWG
Fine-stranded conductor
0.34 … 2.5?mm2?/ 22 … 14?AWG
Strip length
9 … 10?mm?/ 0.35 … 0.39?inches
Cable type
Shielded cable
Width
6?mm?/ 0.236?inches
Height
94?mm?/ 3.701?inches
Depth from upper-edge of DIN-rail
97.8?mm?/ 3.85?inches
Mounting type
DIN-35 rail
Insulation material (main housing)
Polyamide (PA66)
Flammability class per UL94
V0
Fire load
0.013MJ
Weight
42g
Ambient temperature (operation)
-40 … +70 °C (Individual arrangement; ?40 … +50 °C (block arrangement))
Ambient temperature (storage)
-40 … +85 °C
Processing temperature
-25 … +50?°C
Temperature range of connection cable
≥ (Tambient+ 10 K)
Temperature range of connection cable (UL)
75°C
Relative humidity
5 … 95?% (non-condensing)
Operating altitude (max.)
2000m
Conformity marking
CE
EMC immunity to interference
EN 61000-6-2; EN 61326-1; EN 50121-3-2
EMC emission of interference
EN 61000-6-3; EN 61326-1; EN 50121-3-2
Standards/specifications
EN 61010-1
eCl@ss 10.0
27-21-01-20
eCl@ss 9.0
27-21-01-20
ETIM 9.0
EC002653
ETIM 8.0
EC002653
ECCN
NO US CLASSIFICATION
PU (SPU)
1?pcs
Packaging type
bag
Country of origin
DE
GTIN
4055143595476
Customs tariff number
8543704500
CAS-No.
1303-86-2
REACH Candidate List Substance
Diboron trioxide
RoHS Compliance Status
Compliant,With Exemption
RoHS Exemption
6(c)
SCIP notification number (Austria)
20ff4e13-c0c9-4a74-b2cf-15a295ca8e56
SCIP notification number (Belgium)
3ba48a62-5e30-4a87-8bab-6ef1cc940417
SCIP notification number (Bulgaria)
cc19b314-8dc8-4533-a619-bb5d1675c55d
SCIP notification number (Czech Republic)
8c5e008b-53c5-482f-a3af-caacba45ef35
SCIP notification number (Denmark)
975066ac-f476-426b-9150-59f316b9a26a
SCIP notification number (Finland)
c19ee770-a5c7-4a8a-aa92-286b93a6362d
SCIP notification number (France)
689b2ee7-0a3e-4f20-ad2c-38c625e92875
SCIP notification number (Germany)
a9b66183-4d24-4f12-9fe9-cacbf2b0dc9a
SCIP notification number (Hungary)
e1a182d3-453d-46fa-8dde-fca3c8f3c06b
SCIP notification number (Italy)
68f65705-4017-4052-af20-4a8ab72a31ee
SCIP notification number (Netherlands)
626ace7d-afda-43d4-8eea-41c485284027
SCIP notification number (Poland)
5e15599a-8f67-4492-8627-517d77c7f6a2
SCIP notification number (Romania)
8f949544-768f-44a9-a4e6-e617d0f0b22b
SCIP notification number (Sweden)
444692de-f7c7-4ea3-bd3d-de5a8e18617e
Configuration options
DIP switch
Input signal type
Voltage
Input signal (V)
0 … 5?V
Input signal (A)
0 … 10?mA
Input resistance (current input)
≤?50?Ω
Input resistance (voltage input)
≥?100?kΩ
Input current (max.)
50?mA
Input voltage (max.)
30 V
Output signal type
Voltage
Output signal (V)
2 … 10?V
Output signal (A)
0 … 10?mA
Load impedance (voltage output)
≥?2?kΩ (per channel)
Load impedance (current output)
≤?600?Ωper channel
Limit frequency
100?Hz?/ 1?kHz (configurable via DIP switch)
Step response (typ.)
5.2?ms (100?Hz);?650?μs (1?kHz)
Transmission error (typ.)
≤ 0.1 % of upper-range value
Temperature coefficient
≤ 0.01 %/K
Power supply type
24 VDC (SELV)
Nominal supply voltage U<sub>S</sub>
DC?24?V
Supply voltage range
-60 … +30?%
Current consumption (default)
< 27 mA
Current consumption (max.)
< 250 mA (2 x Iout20 mA; Load impedance: 600 Ω; Us: 9.6 V)
Test voltage (input/analog output 1/analog output 2/supply)
3 kVAC; 50 … 60 Hz; 1 min
Overvoltage category
II
Pollution degree
2
Insulation type (input/analog output1/analog output 2/supply)
Reinforced insulation (safe isolation)

Specifications may be subject to change without notice