Huafan offers an extensive line of quality gas detection products specifically designed to assure your working environment is a safe place. We have been handling gases safely for more than seventy-five years. This experience translates directly to you through new product ideas and innovations. Nearly two hundred gases can now be detected or monitored with Matheson gas detection instrumentation. Whether your application calls for Air Samplers, Leak Detectors, or Personal Monitors, Matheson has a product that will fit your needs.
Basic parameters
name:gas detector
Size： 480 mm * 250 mm * 130 mm
Weight: about 6 kg
Working voltage: AC220V 50 Hz
Output voltage: DC24V
Channel number: simulation can provide 16, 32, road, digital signals can provide up to 255
Display: can display 4 or 14 road one screen at a time
Signal input: 485 digital signal, analog (4-20 mA current) signal input
Communication interface:
(optional) 1 road RS232 and RS485 digital bus interface,
Standard ModBus RTU protocol or non-standard,
can connect the computer monitor
Wave rate: 9600 bps
Alarm way : first alarm more than 90 dB alarm way;
second alarm more than 120 dB
Control output:
8 bus channel relay, a common relay, line 1 public relay.
(optional) 32 channel relay control AC 250 V 5 A, 7 A DC 30 v
Sampling accuracy: 12 bit AD
Measurement range: 0-9999 (can be set)
Connection mode: analog signal lines to two or three,
four wire digital signal
(two signal lines, two power cord)
Temperature range: - 10 ℃ ~ 50 ℃
Humidity: 15% ~ 70% (RH) no condensation