Model DO 9404 -Dual Environmental Regulating Indicator

The dual regulating indicator DO 9404 is a microprocessor-controlled panel instrument with LED 96x96, with thresholds and alarms that may be programmed and configured by the user. In the two input channels it accepts signals coming from two distinct transmitters or from a double transmitter. The transmitters may be passive with 2 wires or active with 3 wires, in voltage 0÷1 V, 0÷5 V, 0÷10 V or current 0÷20 mA; 4÷20 mA. For both input channels the configuration possibility is always present in the instrument, no extra cards are needed. The choice of configurations for the input signals is made on the keyboard located on the front of the instrument.