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Wago
857-414Isolation amplifier; Voltage input signal; Current output signal; Supply voltage: 24 VDC; 6 mm module width; 2,50 mm²
Wago 857-423
Isolation amplifier; Current and voltage input signal; 2 x current output signal; Supply voltage: 24 VDC; 6 mm module width; 2,50 mm²
- MPN
- 857-423
Price and lead time confirmed within 1 business day
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- 2You get a written quote by email
- 3Approve it and we ship — in-stock parts within 1 business day
- 12-month warranty (new) · 3-month (used/refurbished)
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What is the Wago 857-423?
Short description:
WAGO's signal splitter converts, amplifies, filters and electrically isolates standard analog signals.
Features:
Two configurable current outputs
Calibrated measurement range switching
Switchable limit frequency
Specifications
Notes
| Note | Use shielded signal cables!Only use shielded signal cables for analog input and output signals.This ensures the device maintains its specified accuracy and immunity to interference, even when external disturbances affect the signal cable. |
Technical data - Configuration
| Configuration options | DIP switch |
Technical data - Input
| Input signal type | Voltage, Current |
| Input signal (voltage) | 0 … 5 V, 1 … 5 V, 0 … 10 V, 2 … 10 V (calibrated, switchable) |
| Input signal (current) | 0 … 20 mA, 4 … 20 mA (calibrated, switchable) |
| Input resistance (current input) | ≤ 50 Ω |
| Input resistance (voltage input) | ≥ 100 kΩ |
Technical data - Output (analog)
| Output signal type | Current |
| Output signal (current) | 0 … 20 mA, 4 … 20 mA (calibrated, switchable) |
| Load impedance (current output) | ≤ 300 Ω Per channel |
Technical data - Signal processing
| Limit frequency | 100 Hz / 1 kHz (configurable via DIP switch) |
| Step response (typ.) | 3.5 ms (100 Hz), 300 µs (1 kHz) |
Technical data - Measurement error
| Transmission error (typ.) | ≤ 0.1 % of upper-range value |
| Transmission error (max.) | ≤ 0.2 % of upper-range value |
| Transmission error (under interference) | ≤ 10 % |
| Temperature coefficient | ≤ 0.01 %/K |
Technical data - Power supply
| Power supply type | 24 VDC |
| Nominal supply voltage U<sub>S</sub> | 24 VDC |
| Supply voltage range | ±30 % |
| Current consumption at nominal supply voltage | ≤ 35 mA |
Safety and protection
| Rated voltage | 300 V |
| Protection type | IP20 |
Safety and protection - Test voltage
| Test voltage (input/output/supply) | 3 kVAC; 50 Hz; 1 min |
Safety and protection - Insulation coordination (UL)
| Overvoltage category | II |
| Pollution degree | 2 |
| Insulation type (input/analog output1/analog output 2/supply) | Reinforced insulation (safe isolation) |
Safety and protection - Insulation coordination
| Overvoltage category | II |
| Pollution degree | 2 |
Connection data
| 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 |
Physical data
| 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 |
Mechanical data
| Mounting type | DIN-35 rail |
Material data
| Insulation material (main housing) | Polyamide (PA66) |
| Flammability class per UL94 | V0 |
| Fire load | 0.363 MJ |
| Weight | 40.6 g |
Environmental requirements
| Ambient temperature (operation) | -25 … +70 °C |
| Ambient temperature (storage) | -40 … +85 °C |
| Processing temperature | -25 … +50 °C |
| Temperature range of connection cable | ≥ (Tambient + 10 K) |
| Relative humidity | 5 … 95 % (no condensation permissible) |
| Operating altitude (max.) | 2000 m |
Standards and specifications
| Conformity marking | CE |
| EMC immunity to interference | EN 61000-6-2 |
| EMC emission of interference | EN 61000-6-4 |
| Standards/specifications | DNV |
Commercial data
| Product Group | 6 (INTERFACE ELECTRONIC) |
| PU (SPU) | 1 pcs |
| Packaging type | bag |
| Country of origin | DE |
| GTIN | 4045454471316 |
| Customs tariff number | 85437090300 |
Product Classification
| UNSPSC | 32101505 |
| eCl@ss 10.0 | 27-21-01-20 |
| eCl@ss 9.0 | 27-21-01-20 |
| ETIM 9.0 | EC002653 |
| ETIM 10.0 | EC002653 |
| ECCN | NO US CLASSIFICATION |
Environmental Product Compliance
| CAS-No. | 1303-86-2, 1317-36-8, 7439-92-1, 75980-60-8 |
| REACH Candidate List Substance | Diboron trioxide, Lead, Lead monoxide, Phosphine oxide, diphenyl(2,4,6-trimethylbenzoyl)- |
| RoHS Compliance Status | Compliant,With Exemption |
| RoHS Exemption | 6(c), 7(a), 7(c)-I, 7(c)-II |
| SCIP notification number (Austria) | f3bd2dd6-8897-4727-8817-eb8fa4f61833 |
| SCIP notification number (Belgium) | 6461991f-6733-4ab1-96d8-363c4c0ad2d1 |
| SCIP notification number (Bulgaria) | 0909499e-b080-4fb2-838b-98acad664bd1 |
| SCIP notification number (Czech Republic) | 9cb4d383-a36c-4264-be61-624a74c1699b |
| SCIP notification number (Denmark) | 3e5537a9-59e8-4490-96fc-80cc1df749cf |
| SCIP notification number (Finland) | 77584296-15bf-4327-bfa4-a92bdb8232ef |
| SCIP notification number (France) | a3a6bac3-78ac-411b-a7ae-18317cb7da7a |
| SCIP notification number (Germany) | 1aac8de7-6254-4741-923d-9ee0f0d08019 |
| SCIP notification number (Hungary) | 0529448d-a98e-4ab8-8359-594effec587a |
| SCIP notification number (Italy) | 52b6c194-a8eb-4660-9154-c8c6e3105cfe |
| SCIP notification number (Netherlands) | 49bf022e-ca61-4f49-9ce1-2614f036ad4d |
| SCIP notification number (Poland) | 85edb9a3-3ac3-4dab-b3a5-499070b23c99 |
| SCIP notification number (Romania) | 5acb356f-906f-48b0-84d7-748ba0bfdc2e |
| SCIP notification number (Sweden) | ac6b507e-39a6-4f8d-9254-a4f1bb9e7bfc |
No matching specifications
857-423: frequently asked questions
When can 857-423 be shipped?
857-423 is sourced on request — request a quote and we'll confirm the exact availability and shipping timeline for this specific unit.
Can I pick up 857-423 in person?
Local pickup from our Groningen, Netherlands warehouse may be possible — contact us before ordering to check availability and arrange a collection time.
Is express delivery available?
Yes — mention it when you request a quote for 857-423 and we'll include express shipping options in our reply.
My factory is down and I need this urgently — can you help?
For a critical breakdown, contact us directly at +31 (0)50-7110348 or sales@partnerplc.com — we can look into same-day courier or dedicated taxi/hotshot delivery for 857-423, subject to availability and destination.
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Wago 857-423Price and lead time confirmed within 1 business day
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