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WAGO 857-812

857-812 WAGO 857-812

WAGO 857-812
Part # 857-812
Condition New
Price: $ 285.70

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JUMPFLEX® signal conditioner; temperature; thermocouples of type K S, B, and R; configurable
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JUMPFLEX® signal conditioner; temperature; thermocouples of type K S, B, and R; configurable

Features

  • For thermocouples of type K, S, B and R
  • Cold junction compensation (On/Off)
  • Calibrated measurement range switching
  • Detects a sensor wire break
  • Detects measurement range underflow/overflow
  • Clipping capability for analog signal limitation to output end values
  • Safe 3-way isolation with 2.5 kV test voltage per EN 61140

Approvals

  • Underwriters Laboratories Inc., UL, E198726, ANSI/ISA 12.12.01
  • UL International Netherlands B.V., UL, E175199 Sec.4, UL 508

Specifications

Configuration

  • Configuration options: DIP switch

Input

  • Input signal type: TC sensors

Input – Tc Sensors

  • Sensor types (TC): Type K || Type S || Type B || Type R
  • 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 – Analog

  • Output signal type: Current || Voltage
  • Output signal (voltage): 0 … 5 V; 1 … 5 V; 0 … 10 V; 2 … 10 V
  • Output signal (current): 0 … 10 mA; 2 … 10 mA; 0 … 20 mA; 4 … 20 mA
  • Load impedance (voltage output): ≥ 2 kΩ
  • Load impedance (current output): ≤ 600 Ω

Signal Processing

  • Step response (typ.): 60 ms (Cold junction compensation (Off)); 120 ms (Cold junction compensation (ON))

Measurement Error

  • 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

Supply

  • Power supply type: 24 VDC
  • Nominal supply voltage US: DC 24 V
  • Supply voltage range: ±30 %
  • Power consumption at nominal supply voltage: ≤ 40 mA

Test Voltage

  • Test voltage (input/output/supply): AC 2.5 kV; 50 Hz; 1 min

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 inch

Physical Data

  • Width: 6 mm / 0.236 inch
  • Height: 94 mm / 3.701 inch
  • Depth from upper edge of DIN-rail: 97.8 mm / 3.85 inch

Mechanical Data

  • Mounting type: DIN-35 rail

Material Data

  • Fire load: 0.000 MJ
  • Weight: 35.700 g

Environmental Requirements

  • Surrounding air temperature (operation): -25 … 70 °C
  • Surrounding air temperature (storage): -40 … 85 °C
  • 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

Commercial Data

  • Packaging type: Bag
  • Country of origin Sales Organisation Germany: DE
  • GTIN: 4050821255291
  • Customs tariff number Sales Organisation Germany: 85437090300
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