Standard 
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ControllerThe model 1000 is a single channel controller with built-in sound and light alarm, and with relay output as well. It is simple to use to display and signal output by assembling a gas detector. -
ControllerThe model 1400 is a four channels controller with built-in sound and light alarm, and with relay output as well. It is simple to use to display and signal output by assembling four gas detectors. -
ControllerThe model 3100 is a multi-channel controller with built-in sound and a light alarm, and also with relay as output signal as well. Each channel is simple to use to display and signal output by assembling a gas detector. -
Signal ConverterIAQ-Multiplexer is a signal converter , which is able to collect multi-input signals and then transforms them into an outgoing signal on LCD display screen or LED electronic marquee.
