General Monitors หรือ GM เป็น Gas detector หรือเครื่องมือวัดแก๊ซรั่ว ที่มีชื่อเสียงจากสหรัฐอเมริกา นิยมใช้กันอย่างแพร่หลายในอุตสาหกรรม ขุดเจาะแก๊ซ หรือน้ำมัน ปิโตรเคมี เคมี ผลิตไฟฟ้า เหมืองแร่ ทั้งในประเทศไทย และต่างประเทศ
สินค้าจาก General Monitors ได้รับรองมาตรฐานด้านวิศวกรรมและความปลอดภัยจากสถาบันสากล เช่น NFPA, CSA, FM, ATEX, IECEx / CE, UL, FM….etc. จึงทำให้มั่นใจในการใช้งาน ในด้านคุณภาพ (Quality) ความปลอดภัย (Safety) ความเชื่อถือได้ (Reliable) และความคงทน (Durability)
General Monitors ผลิต gas detector จากหลายๆเทคโนโลยี่ เพื่อให้เลือกใช้งานที่เหมาะสมกับชนิดของแก๊ซ (Composition) และจุดที่จะวัด (Location) เช่นเทคโนโลยี่ Infrared open path gas detector (IR), point infrared gas detector, metal oxide semiconductor gas detector, electrochemical gas detector, catalyst bead gas detector, ultrasonic gas detector, gas imaging, ultrasonic flame detector, infrared flame detector,…เป็นต้น..
IR 4000
S4100 H2S
GM gas detector base on the following technology such as Infrared open parh gas detector (IR), poin infrared gas detector, metal oxide semiconductor gas detector, electrochemical gas detector, catalyst bead gas detector, ulstrsonic gas detector, gas imaging, ultrasonic flame detector, infrared flame detector.
S4000CH/S4100C Intelligent Sensors
- Microprocessor-based transmitter designed for use with our reliable catalytic-bead sensors.
- Remote mounting of sensor increases installation flexibility.
- 3 digit LED display shows gas concentrations in % LEL, fault codes for troubleshooting and calibration prompts.
- 4-20mA output for remote alarm and fault indication.
- Optional HART (S4000CH only) and Modbus communication provides complete status and control
- capability in the control.
IR400 Infrared Point Detector
- Fail-to-safe operation.
- Reduces maintenance, no routine calibration.
- 4-20 mA output for remote alarm and fault indication.
- Modbus compatibility with two-way addressable communication for status and alarm information.
- Microprocessor-based IR detector that detects combustible gases and vapors within LEL limits.
- Optional HART digital communication signal transmitted on the 4-20 mA analog signal.
IR5500 Open Path Hydrocarbon Gas Monitoring System
- Single Detection Beam technology eliminates drift and false alarms.
- Digital display provides continuous readout of gas concentration and fault codes.
- Continuous optical check for beam blockage and automatic gain signal reduction.
- Microprocessor-based IR open path gas monitoring system detects combustible gases and
- vapors in both LEL•m and ppm•m ranges.
IR4000S Single Point / IR4000M Multi-Point Gas Monitors
Three-digit LED displays gas concentrations in % LEL, fault codes for troubleshooting and calibration prompts.- Explosion-proof enclosure allows installation in hazardous locations.
- Optional 8 Amp relays expands system functions.
- Magnetic interface provides ease of maintenance and accessibility.
- IR4000M can connect up to eight remote IR400 or IR5500 gas detectors.
580A Dual-Channel, 610A Four-Channel Combustible Gas Monitors
- Provide continuous monitoring of combustible gas and vapors in the LEL range.
- Simple calibration process without the need to de-classify the area.
- Relays indicate High, Low, and Malfunction alarms.
- High visibility LED status indicators.
S4000TH/S4100T Intelligent Sensors
- 0-20 ppm, 0-50 ppm, 0-100 ppm detection ranges for broad applications use.
- Microprocessor-based transmitter designed for use with our MOS sensors.
- 3 digit LED display shows gas concentration in ppm, fault codes and calibration prompts.
- Remaining sensor life indicator.
- Sensor can be remote mounted for increased installation flexibility.
- Dual redundant Modbus compatibility with two-way addressable communications for status and alarm information.
- Optional HART digital communication signal transmitted on the 4-20 mA analog signal (S4000TH).
TS4000H Intelligent Sensor
- Integral galvanic isolation permits hot swapping of electrochemical sensors for simple installation.
- Microprocessor-based transmitter designed for use with our 0-20 ppm, 0-50 ppm and 0-100 ppm H2S electrochemical sensor.
- Sensor can be remote mounted up to 2,000 ft (610m) for installation flexibility.
- One person, non-intrusive calibration method reduces maintenance costs.
- Sensor life indicator reduces downtime by providing an estimate of remaining sensor life.
- 4-20 mA analog output for remote alarm and fault indication.
- Dual redundant Modbus compatibility with two-way addressable communications for status and alarm information.
- Optional HART digital communication signal transmitted on the 4-20 mA analog signal.
2280A Four-Channel Continuous H2S Gas Monitor
- 0-20 ppm, 0-50 ppm, 0-100 ppm detection ranges for broad applications use.
- Simple calibration process without the need to de-classify the area.
- Relays indicate High, Low, and Malfunction alarms.
- High visibility LED status indicators.
DT210 Readout /Relay Module
- Receives outputs from up to eight remotely located intelligent sensors and processes them to provide digital readout of gas concentration at each sensor location.
- Digital display indicates 0-20 ppm, 0-50 ppm, or 0-99 ppm of the gas being monitored by our H2S sensors.
- Relays indicate ALARM, WARN, and MALFunction conditions.
2602A Single-Channel Control Module
- Monitors H2S in ppm levels and provides status indication and alarm outputs.
- Microprocessor-based electronics allow options to be user selectable through front panel interface.
- Digital display indicates gas concentration, fault codes, calibration cues and setup options.
- LED indications of status, open collector and relay outputs for fault, low alarm and high alarm.
- Remote setup and interrogation, via RS-485 serial communications interface, available with CC02A
- Modbus communications module.
TA202A Single-Channel Trip Amplifier
- Monitors H2S in ppm levels and provides status indication and alarm outputs for use with our sensors.
- Microprocessor-based electronics allow all options to be user selectable through front panel interface.
- LED indications of status, open collector and relay outputs for fault, low alarm and high alarm.
- Remote setup and interrogation, via RS-485 serial communications interface, available with CC02A Modbus communications module.
H2S Sensors
- Solid state semiconductor, diffusion, adsorption device.
- Specifically sensitive to H2S and remains unaffected by high concentrations of other gases; unaffected by over-range or continuous exposure to H2S.
- High tolerance to ambient temperature variations and extreme humidity.
TS4000H Intelligent Toxic Gas Detector
- Integral galvanic isolation permits hot swapping of electrochemical sensors for simple installation.
- Microprocessor-based transmitter designed for use with our electrochemical sensors.
- Sensor can be remote mounted up to 2,000 ft (610 m) for installation flexibility.
- One person, non-intrusive calibration method reduces maintenance costs.
- 4-20 mA analog output for remote alarm and fault indication.
- Optional HART and Modbus user interface provides full status & control capability in the control room.
IR700 Infrared Carbon Dioxide Detector
- Microprocessor-based infrared point detector for CO2 that continuously monitors at ppm level.
- IR sensor requires no routine calibration, reducing maintenance costs.
- Fail-to-safe operation for continuous service.
- Heated optics avoids condensation and false alarms.
- “Dirty optics” output differentiates cleaning requirement from true fault.
IR4000S-CO2 Single Point Gas Monitor
- Three-digit LED displays gas concentrations in % LEL, fault codes for troubleshooting and calibration prompts.
- Explosion-proof enclosure with magnetic interface allows installation and calibration in hazardous locations.
- Local interface provides ease of maintenance and accessibility.
- Optional 8 Amp relays expands system functions.