Product Model

857-812

In Stock
Last updated: 2025/4/17
wago 857-812

Selling Points

  • 1Versatile Configuration: Easily configure via DIP switches for various measurement ranges.
  • 2Safe Isolation: Ensures safe 3-way isolation with a 2.5 kV test voltage per EN 61140.
  • 3Multiple Outputs: Offers multiple analog output configurations (0-10mA, 2-10mA, etc.).
  • 4Wide Temperature Range: Operates in an ambient temperature range of -25°C to +70°C.
  • 5Durable Design: Compact 6mm module width with Push-in CAGE CLAMP connections for easy installation on DIN rail.
Product Details
857-812
wago

Technical Specifications

Detailed engineering parameters based on manufacturer documentation

ParameterValueParameterValue
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
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
0.365MJ
Weight
35.7g
Ambient temperature (operation)
-25 … +70 °C
Ambient temperature (storage)
-40 … +85 °C
Relative humidity
5 … 95?% (no condensation permissible)
Operating altitude (max.)
2000m
Conformity marking
CE
EMC immunity to interference
EN 61000-6-2
EMC emission of interference
EN 61000-6-4
Product Group
6 (INTERFACE ELECTRONIC)
eCl@ss 10.0
27-21-01-29
eCl@ss 9.0
27-21-01-29
ETIM 9.0
EC002919
ETIM 8.0
EC002919
ECCN
NO US CLASSIFICATION
PU (SPU)
1?pcs
Packaging type
bag
Country of origin
DE
GTIN
4050821255291
Customs tariff number
8543704500
CAS-No.
1303-86-2
REACH Candidate List Substance
2,2',6,6'-tetrabromo-4,4'-isopropylidenediphenol
RoHS Compliance Status
Compliant,With Exemption
RoHS Exemption
6(c)
SCIP notification number (Belgium)
63246099-99c4-43a6-adfd-84430887f462
SCIP notification number (Bulgaria)
ea9a922d-f667-4a28-ba1e-c99ddf8dd7e8
SCIP notification number (Czech Republic)
3b1b251c-a971-41aa-9196-9ca50fd3018f
SCIP notification number (Denmark)
8ef75f62-a4f0-4596-82a0-b4e0cc314863
SCIP notification number (Finland)
07b2346b-c450-4ded-aea1-546be2e4f794
SCIP notification number (France)
ba213564-10e1-4d25-aad4-fd5d5dc2fae7
SCIP notification number (Germany)
574b5988-3161-4ef7-be2b-3d31e6c52d56
SCIP notification number (Hungary)
fb09612d-0901-430e-92ab-7b4c0d594307
SCIP notification number (Italy)
286c091b-d3d4-4e26-b2bc-770b2ca8b326
SCIP notification number (Netherlands)
0df3ea2a-7dc3-4942-ab8e-065df1295860
SCIP notification number (Romania)
32bb11c8-e3ce-4868-b1db-f95c88597e37
SCIP notification number (Sweden)
9fee1f9a-d1d7-47cd-9f94-9f08e1d83ded
Configuration options
DIP switch
Input signal type
TC sensors
Sensor types (TC)
Type K
Temperature measurement range (TC)
0 … 1200?°C (Type K);?0 … 1600?°C (Type S);?600 … 1800?°C (Type B);?0 … 1600?°C (Type R)
Cold junction compensation
On/Off (Default: On)
Cold junction error
3 K (typ. 2 K )
Output signal type
Current
Output signal (V)
0 … 5?V
Output signal (A)
0 … 10?mA
Load impedance (voltage output)
≥?2?kΩ
Load impedance (current output)
≤?600?Ω
Step response (typ.)
60?ms (cold junction compensation (Off));?120?ms (Cold junction compensation (ON))
Transmission error (typ.)
≤ 0.1 % at full measurement span
Transmission error for the set measurement range
≤?(150?K/set measurement range [K])?%
Temperature coefficient
≤ 0.04 %/K
Power supply type
24?VDC
Nominal supply voltage U<sub>S</sub>
DC?24?V
Supply voltage range
±30?%
Current consumption at nominal supply voltage
≤?40?mA
Test voltage (input/output/supply)
AC 2.5?kV;?50?Hz;?1?min

Specifications may be subject to change without notice