Описание товара: 236589 Pepperl Fuchs HART Transmitter Power Supply, Input Isolator, 4-channel / Power supply for 2-wire transmitters with 4 mA ... 20 mA / Input Ex ia
Fatures • 4-channel • Inputs Ex ia • Power supply for 2-wire transmitters with 4 mA ... 20 mA • Supply circuit 15 V (20 mA) • Input from active signals of 4-wire transmitters • Installation in suitable enclosures in Zone 1 or Zone 21 • HART communication via field bus or service bus • Simulation mode for service operations (forcing) • Line fault detection (LFD) • Permanently self-monitoring • Module can be exchanged under voltage (hot swap) Function The transmitter power supply feeds 2- and 3-wire transmitters. Active signals from separately powered field devices and 4- wire transmitters can be connected. Open and short-circuit line faults are detected. The intrinsically safe inputs are galvanically isolated from the bus and the power supply.
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