Description
- No additional supply voltage required
- Zero/span adjustment
- Analog, unipolar and bipolar, standard signals at input
- Calibrated scale switching
- Switchable max. operating frequency
- Safe 2-way isolation with 2.5 kV test voltage per EN 61140
The WAGO 857 series single-channel isolation amplifier features a DIP switch and is loop-powered via its output. It supports a wide range of analog input signals, including various current and voltage ranges, and provides a 4-20mA analog output. The device operates on a supply voltage of 8-30Vdc, with nominal values of 12Vdc or 24Vdc. It includes Push-in CAGE CLAMP spring connections for easy wiring and is designed for DIN-35 rail mounting with a compact 6mm width. The amplifier is rated for an ambient temperature range of -25°C to +70°C and has an IP20 protection rating, equivalent to model 857450.