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Article: 857-400
Brand: Wago
5,751.40 грн.
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Description 857-400 Isolation amplifier;Current and voltage input signal;Current and voltage output signal
Short description:WAGO's configurable signal conditioner converts, amplifies, filters and electrically isolates standard analog signals.
Features:- Calibrated measurement range switching
- Switchable limit frequency
Main attributes 857-400 Isolation amplifier;Current and voltage input signal;Current and voltage output signal
Configuration
Configuration options
Potentiometer
Connection data
Connection technology
Push-in CAGE CLAMP®
Fine-stranded conductor
0.34 … 2.5 mm² / 22 … 14 AWG
Solid conductor
0.08 … 2.5 mm² / 28 … 14 AWG
Strip length
9 … 10 mm
Environmental requirements
Ambient temperature (operation)
-25 … +70 °C
Ambient temperature (storage)
-40 … +85 °C
Operating altitude (max.)
2000 m
Processing temperature
-25 … +50 °C
Relative humidity
5 … 95 % (no condensation permissible)
Temperature range of connection cable
≥ (Tambient + 25 K)
Input
Input current (max.)
50 mA
Input resistance (input current)
≤ 50 Ω
Input resistance (voltage input)
≥ 100 kΩ
Input signal (current)
0 … 20 mA; 4 … 20 mA (calibrated switching)
Input signal (voltage)
0 … 5 V; 1 … 5 V; 0 … 10 V; 2 … 10 V (calibrated switching)
Input signal type
Voltage
Input voltage (max.)
30 V
Zero/Span Adjustment
± 3% of upper-range value
Insulation coordination
Insulation type (adjacent devices)
Reinforced insulation (safe isolation)
Insulation type (input/analog output/supply)
Functional insulation
Overvoltage category
II
Pollution degree
2
Material data
Fire load
0.363 MJ
Flammability class per UL94
V0
Insulation material (main housing)
Polyamide (PA66)
Weight
43 g
Measurement error
Temperature coefficient
≤ 0.01 %/K
Transmission error (max.)
≤ 0.2 % of upper-range value
Transmission error (typ.)
≤ 0.1 % of upper-range value
Transmission error (under interference)
≤ 15 % of upper-range value
Mechanical data
Mounting type
DIN-35 rail
Output (analog)
Load impedance (current output)
≤ 600 Ω
Load impedance (voltage output)
≥ 2 kΩ
Output signal (current)
0 … 20 mA; 4 … 20 mA; 0 … 10 mA; 2 … 10 mA (calibrated switching)
Output signal (voltage)
0 … 5 V; 1 … 5 V; 0 … 10 V; 2 … 10 V (calibrated switching)
Output signal type
Voltage
Physical data
Depth from upper-edge of DIN-rail
97.8 mm
Height
94 mm
Width
6 mm
Power supply
Current consumption (default)
≤ 30 mA
Current consumption (max.)
≤ 40 mA (Iout 20 mA; Load impedance: 600 Ω; Us: 16,8 V)
Nominal supply voltage Uₛ
DC 24 V
Power supply type
24 VDC (SELV)
Supply voltage range
±30 %
Safety and protection
Protection type
IP20
Rated voltage
300 V
Signal processing
Limit frequency
100 Hz / 5 kHz (configurable via DIP switch)
Step response (typ.)
3.5 ms (100 Hz); 100 µs (5 kHz)
Standards and specifications
Conformity marking
CE
EMC emission of interference
EN 61000-6-4
EMC immunity to interference
EN 61000-6-2
Standards/specifications
UL 508
Test voltage
Test voltage (input/output/supply)
AC 3 kV; 50 Hz; 1 min
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857-400 Isolation amplifier;Current and voltage input signal;Current and voltage output signal
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