857-986

Product ID:40871
Updated: 2026/7/13
wago 857-986

Key Features

  • 1High-Side Switching Input: Ideal for applications requiring precise voltage control.
  • 28-Channel Digital Input: Supports multiple digital signals for complex system integration.
  • 3Pluggable Module Design: Easy to install and remove without damaging the module.
  • 4Operates in Harsh Environments: Compatible with ambient temperatures from -25°C to +70°C.
  • 5Green LED Status Indicator: Provides visual confirmation of module status and operation.

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Technical Specifications

Detailed engineering parameters

ParameterValueParameterValue
Note
The specified technical data are maximum values. They may be limited by the accessories used.
Inputs/outputs
8-channel digital input
Circuit type
High-side switching input
Nominal operating voltage
DC?24?V
Operating voltage range
±30?%
Total current
3A
Limiting continuous current
1?A
Contact resistance
≤?10?mΩ
Status indicator
Green LED
Dielectric strength (contact/contact) (AC, 1 min)
0.5kV<sub>rms</sub>
Protection type
IP20
Performance level
2
Mounting type
Pluggable module
Insulation material (main housing)
Polyamide (PA66)
Flammability class per UL94
V0
Fire load
0.668MJ
Weight
48.2g
Ambient temperature (operation)
-25 … +70 °C
Ambient temperature (storage)
-40 … +85 °C
Relative humidity
5 … 95?% (no condensation permissible)
Standards/specifications
DNV
Product Group
6 (INTERFACE ELECTRONIC)
eCl@ss 10.0
19-17-90-01
eCl@ss 9.0
19-17-90-01
ETIM 9.0
EC002780
ETIM 8.0
EC002780
ECCN
NO US CLASSIFICATION
PU (SPU)
1?pcs
Packaging type
Box
Country of origin
DE
GTIN
4045454995195
Customs tariff number
8536904000
CAS-No.
25550-51-0
REACH Candidate List Substance
4-Methyl-1,2-cyclohexanedicarboxylic anhydride
RoHS Compliance Status
Compliant,With Exemption
RoHS Exemption
6(c)
SCIP notification number (Austria)
663a877b-9b76-4542-b096-037e10f0c686
SCIP notification number (Belgium)
e39bb783-c3c7-4add-ad69-ed6ddf9c5787
SCIP notification number (Bulgaria)
6668660b-10ae-4fcf-854c-ecc59edb7a93
SCIP notification number (Czech Republic)
17ee4a58-9c2e-4086-a7d0-9a9bb22b59d8
SCIP notification number (Denmark)
f76607d9-7779-4788-9834-14f3a8f6c59b
SCIP notification number (Finland)
9842c522-8ea6-42d0-a43e-2784c076f96c
SCIP notification number (France)
0ba05f8d-e89c-4ae2-b7b6-bcf5599d8202
SCIP notification number (Germany)
8c611a44-c947-433a-87c6-f590ad4b8427
SCIP notification number (Hungary)
175a2d46-fb90-42d0-a0a0-525f6cb8e1ed
SCIP notification number (Italy)
8bb27a39-7bcc-42c0-b9c3-e8bca4ee0f41
SCIP notification number (Netherlands)
3c5cd1d0-d150-47f4-b493-90ac68e8c0d2
SCIP notification number (Poland)
6e75cc26-14b8-4fa0-8d72-f59d099d1d8b
SCIP notification number (Romania)
53cf1466-9fde-4591-a8e8-856e02b7a0dd
SCIP notification number (Sweden)
c24c0314-367e-4829-a493-4ebea9cb60f0
Pluggable connector
D-subminiature male connector
Pole number 1
15
Connection type 1
System
Design 2
Plug for jumper slot
Pole number (2)
16
Connection type 2
Field
Pole number (3)
2
Connection type 3
Power supply
Connection technology 3
CAGE CLAMP?
Solid conductor 3
0.08 … 2.5?mm2?/ 28 … 14?AWG
Fine-stranded conductor 3
0.08 … 2.5?mm2?/ 28 … 14?AWG
Strip length 3
5 … 6?mm?/ 0.2 … 0.24?inches

Specifications may be subject to change without notice

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