One, overview

1.1Product features

TYSD-JC4Portable composite gas detection alarm (hereinafter referred to as alarm) is a continuous detection of carbon monoxide and sulfureted hydrogen, oxygen and intrinsic safety of four gas concentration of combustible gas detection alarm; Alarm with natural diffusion tests of ambient air, using high quality imported electrochemical gas sensor, with great sensitivity and excellent repeatability; Instruments with embedded microcomputer control, simple operation, complete functions, high reliability; Liquid crystal display, intuitive and clear, Friendly interface, easy operation; Adjustable high and low alarm function to display peak STEL clock; With beautiful cartoon designs make you feel small.

Alarm enclosures made of high-strength engineering plastic, refined by composite skid rubber, high strength, feel good, and waterproof, dust-proof, explosion-proof.

This Alarm In line with 《GB 12358-2006Workplace environment General requirements for gas detection alarmRequirements and statutory authority designated by the State to review and inspection.

1.2Main purpose and scope of use

Mainly used in petroleum, chemical, mining or underground pipes, tunnels and other underground works around these four gases in the air detection and alarm.

Suitable for professional and technical personnel, operations, leadership, and all the workers.

1.3Product name and model

a)Product name: Composite gas detection alarm;

b)Type of the products: TYSD-JC4

1.4Model composition and significance

Alarm names as follows:

TYSD – JC4

Detection of carbon monoxide, hydrogen sulfide and oxygen, combustible gas in the four

1.5Implementation of standards : GB 12358-2006Workplace environment General requirements for gas detection alarm.

1.6Applicable conditions

● Environment temperature -20℃~ 50℃;

● Environment at atmospheric pressure 86kPa ~ 106kPa;

● Relative humidity of the ambient air is not more than 98% (Non-condensing);

● Damage to insulation of corrosive gases or steam-free environment;

1.7Explosion-proof type: Intrinsically safe and flameproof.

Mark: Exibd ⅡCT3.

Two Technical characteristics

2.1Main functions

Using LCD LCD displays in real time the current gas concentration;

You can adjust the high and low alarm;

With automatic calibration function and automatic return to zero function;

Battery under-voltage tips;

Clock display;

Sensors can be replaced;

Sound, light and vibration alarms;

Post functions;

Password management, calibration need password authentication, to prevent misuse.

2.2Basic error and alarm errors:

2.3Instructions: LCD Display real-time data and System State, sound and light alarm, undervoltage fault and instructions; Note: CH ₄On behalf of combustible gas

2.4Intrinsically safe power supply: 1500mAh Rechargeable lithium polymer battery;

2.5Battery maximum open circuit voltage Uo : 4.2VMaximum short circuit current Io: 2A;

2.6Alarm Maximum operating current (alarms) 160mA;

2.7Working hours: 10Hours (non-alarm, backlight off);

2.8Weight :About 200g (Including batteries);

2.9Outward appearance size : 98mm ×65mm ×30mm.