Description

The Explorer 4 is a fixed-mounted, continuous-monitoring instrument. This multiple channel gas
monitor is capable of detecting gas at up to four locations. The display screens simultaneously
display the gas readings of all active channels. The Explorer 4 includes audible and visual alarms
that warn you of hazardous gas conditions. The alarm circuit includes tree levels of gas alarms. The
fail circuit alerts you to failures in the gas transmitter(s) or Explorer 4.
The Explorer 4 can be connected to various types of sensor/transmitters providing an analog signal
4-20 mA.
The power supply to the sensors in the field is provided directly by the Explorer 4 .
The Explorer 4 is equipped with an RS232 serial port, for transferring data to a PC.