Xh-g300a-b, Ammonia Alarm, 0-100ppm

XH-G300A-B line type ammonia alarm
Telephone consultation, online QQ
Detailed product information: http://

XH-G300A-B Ammonia Alarm Controller Features:
Built-in advanced microprocessor, strong anti-interference ability;
Dual-channel continuous display, intuitive and clear;
4-20MA signal transmission: positive power supply, negative power supply, signal line IO;
XH-G300A-B ammonia alarm digital display access probe concentration data;
Two levels of alarm, the first level: 20% LEL (adjustable), the second level: 50% LEL (adjustable);
Alarm output: DC pulse signal, AC pulse signal, AC normally open signal;
The alarm sound is 110 sounds, and the fault sound is 120 sounds. It is easy to distinguish and the effect is clear;
Alarm information is automatically maintained until the system is reset, making it unattended;
With zero adjustment function, it can easily solve the sensor's zero drift problem;
XH-G300A-B Ammonia Alarm Controller Specifications:
Working mode: continuous monitoring
Output voltage: DC24V/5A (power detector)
Communication interface: 4-20MA standard signal

Online gas alarm

Operating voltage: main power: AC220V/50HZ; standby power: DC24V
Signal transmission distance: more than 1000 meters
Alarm function: two-level alarm, alarm point can be set
Sample rate: 2 ways per second
Alarm sound: 110 sound alarm, 120 sound failure
System capacity: 2 ways
Display mode: Chinese LCD display
Display error: ±5% FS
Operating environment: Temperature -10°C~+50°C; Humidity 30%~95%RH
Weight: about 4KG
Overall Dimensions: 350mm×230mm×100mm
Product implementation standards: "GB16808-2008"

XH-G800A-B ammonia detector performance characteristics:
Advanced imported electrochemical sensor;
Stable performance, sensitive and reliable, long service life;
Anti-poisoning performance, strong anti-interference ability;

Honeywell Gas Detector

Explosion-proof explosion-proof design, can be applied to explosion-proof occasions;
Automatically correct the zero point to avoid measurement errors caused by zero drift in long-term operation;
Digital density signal output;
Over-current protection, reverse polarity protection;
4～20mA current loop standard interface can be used with the XH-G300A series and XH-G300B series controllers produced by the company;
Wide operating voltage range: DC20V to DC30V
XH-G800A-B   Ammonia detector technical indicators:
Detection principle: catalytic combustion
Detection method: natural diffusion
Gas Detection: Ammonia
Working methods: long-term continuous work
Detection range: 0-100% LEL
Response time: ≤ 30S
Detection error: no more than ±3% LEL
Ambient temperature: -40°C~+70°C
Output signal: Concentration digital signal
Relative humidity: 30%~95%
Operating voltage: DC20 ~ DC30V
Signal transmission distance: more than 1000 meters
Working pressure: (86~106)kPa
Overall dimensions: 170mm×118mm×83mm
Explosion-proof level: ExdIICT6 (explosion-proof type)
Line interface: 1/2G female thread
Weight: 1Kg
Communication: 4 to 20mA current loop
Product implementation standards: "GB3836.1-2000" / "GB3836.2-2000" / "GB15322.1-2003"

Portable sqj-ia combustible gas detector, gas detector manufacturer Robert