ZJAH-MIC-600 Fixed Composite Gas Detection and Alarm Device from Zhongjiaohua

Zhongjiaohua

ZJAH-MIC-600 Fixed Composite Gas Detection Alarm Device by Zhongjiaohua Product Introduction:
Product model: ZJAH-MIC-600
Product brand: Zhongjiaohua
Product category: Multi gas detector
Product Remarks: Composite Gas Detection Alarm Device

ZJAH-MIC-600 Fixed Composite Gas Detection Alarm Device by Zhongjiaohua Product Overview:
The ZJAH-MIC-600 series online composite gas detector is used for 24-hour continuous online monitoring of various gas concentrations on site, as well as temperature and humidity measurement. It provides on-site concentration display, optional sound and light alarms for exceeding standards, and remote signal transmission. Using a 2.5-inch high-definition color screen for real-time display,

Using internationally renowned gas sensors, the main detection principles include gas sensors based on electrochemical, infrared, catalytic combustion, thermal conductivity, PID photoionization, and high-precision capacitive digital temperature and humidity sensors from Switzerland. Advanced circuit design, mature kernel algorithm processing,

The unique exterior design has obtained multiple software copyrights and appearance patents. ZJAH-MIC-600 is suitable for detecting gas concentrations in pipelines, confined spaces, and atmospheric environments; Gas leakage and high concentration single gas purity with various background gases such as nitrogen or oxygen. More than 500 types have been tested. The sturdy and durable explosion-proof shell and fluorocarbon paint surface treatment process are suitable for various hazardous locations and highly corrosive environments, and are wear-resistant.

ZJAH-MIC-600 Fixed Composite Gas Detection and Alarm Device from Zhongjiaohua Product Features:
★ It can simultaneously detect 1 to 6 types of gases, and the units can be freely switched.
★ Diversified communication methods.
Real time monitoring can be achieved through wired or wireless remote transmission, network transmission; Simultaneously output standard bus RS485 (modbus RTU) and 4-20mA standard signal; Optional frequency output of 200-1000Hz, Hart protocol signal, 1-5V output, wireless transmission (2-5 kilometers or unlimited distance); Compatible with secondary instruments, data acquisition modules, PLC, DCS systems, and capable of driving related equipment. The optional MIC2000 controller can monitor 1000 detectors simultaneously.
★ Infrared remote control.
Equipped with an infrared remote control as standard, one click operation can be performed through the function keys of the infrared remote control, which can achieve cover free operation in dangerous situations, such as modifying alarm points, concentration calibration, zero calibration, noise reduction, factory reset and other functions.
★ Rich human-machine interface.
2.5-inch high-definition color screen, displaying real-time concentration, alarm, time, temperature, humidity, storage and other information; The menu interface uses high-definition simulation graphics to display the function names of each menu.
★ Large capacity data storage function, supporting multiple storage methods.
Standard 100000 data storage capacity; Optional SD card storage function, supporting real-time storage, timed storage, or only storing alarm concentration data; Supports viewing and deleting data locally, and can also be uploaded to a computer through RS485 interface for data analysis or printing.
★ High temperature gas detection (optional).
Optional high-temperature sampling and cooling filter handle or high-temperature and high humidity pretreatment system can detect flue gas at a temperature of 1300 degrees. Gas detection at other temperatures can be customized.
★ Three display modes can be switched.
Simultaneously display multiple gas concentrations, with large font circulating to display the concentration of a single channel gas, and real-time curve display.
★ Graphic display, reflecting the trend of gas concentration changes over a period of time in the form of curves.
The data recovery function allows for partial or complete recovery, eliminating any worries caused by misoperation.
Can be set to display maximum, minimum, and average values.
High precision temperature and humidity measurement (optional).
● Multiple alarm methods, with multi-dimensional three-dimensional indication of alarm status during alarm.
Includes: 3 sets of relay switch outputs, sound and light alarms, and visual alarms on the display screen. The types of alarms include concentration alarm, undervoltage alarm, and fault alarm.
Multiple alarm mode settings: low alarm, high alarm, interval alarm, weighted average alarm.
● Misoperation recognition function: automatic recognition and prevention of concentration calibration misoperation, which can avoid adverse effects caused by human factors.
● Zero point automatic tracking, long-term use is not affected by zero drift.
Multi level calibration of target points ensures the linearity and accuracy of measurements.
The Chinese and English interfaces are selectable.
Wide operating temperature: -40~+70 ℃, supports temperature compensation.
● Log recording.
Record calibration logs, maintenance logs, fault records, fault resolution measures, sensor life expiration reminder, and next concentration calibration time reminder function.
● Intrinsic safety circuit design, explosion-proof, with secondary lightning protection and anti-static capabilities. Meet national standards and resist high-intensity pulse surge current impact. It has anti reverse connection function. Compliant with EMI and EMC standards.

ZJAH-MIC-600 Fixed Composite Gas Detection and Alarm Device by Zhongjiaohua Product Parameters:
Detecting gases: composite gases (carbon monoxide CO, hydrogen sulfide H2S, oxygen O2, combustible gas Ex),
Optional: Can detect up to 4-6 gases and temperature/humidity simultaneously
Detection range: CO (0-1000ppm), H2S (0-1000ppm), O2 (0-30% Vol), Ex (0-100% LEL), other ranges can be customized
Resolution: CO (0.1ppm), H2S (0.01ppm), O2 (0.01% Vol), Ex (0.1% LEL), higher resolution can be customized
Detection principles: electrochemistry, catalytic combustion, infrared, thermal conductivity, PID photoionization, depending on gas, range, on-site environment, and user requirements
Sensor lifespan: electrochemical principle 2-3 years, oxygen 2 years or 6 years optional, infrared principle 5-10 years, catalytic combustion 3 years, thermal conductivity 5 years
Temperature detection: -40 ℃~+120 ℃ (optional), humidity detection: 0-100% RH (optional), resolution: temperature 0.1 ℃, humidity: 1% RH
Detection accuracy: ≤± 2% F.S (within the full range ≤ 2%), temperature 0.5 ℃, humidity: 3% RH, higher accuracy can be customized
Working mode: fixed installation, online detection, diffusion measurement, pipeline, circulation, pump suction optional
Installation methods: pipeline type, wall mounted type. The working pressure of pipeline type is atmospheric pressure ± 30%. If it exceeds the range, it needs to be depressurized
Response time: T90 ≤ 20 seconds
Recovery time: ≤ 30 seconds
Output signal: Bus based RS485 (RTU), optional three (four) wire system 4-20mA, 0-20mA, 1-5V, 0-5V, 0-10V, wireless transmission
Alarm mode: on-site sound and light alarm (optional), default 1 channel, optional 3 passive contact (dry node) outputs, three-level alarm, alarm points can be set
Working environment: -40 ℃~+70 ℃
Sample gas temperature: -40 ℃~+70 ℃ (conventional), optional: -40 ℃~+400 ℃, -40 ℃~+800 ℃ (up to 1300 ℃)
Relative humidity: ≤ 10-95% RH (conventional) for non condensing applications, optional: 10-99% RH for high temperature and high humidity applications. Please specify when ordering, and a pre-treatment system is required
Working voltage: 12~30V (DC, standard power supply for a single device is 24V, 1A or greater DC switching power supply)
Power reference: A 24V, 2.1A switch power supply can drive 40 toxic gas detectors or 15 flammable and infrared gas detectors
Explosion proof form: Explosion proof Exd Ⅱ CT6
Connection cable: Choose a three core shielded cable for 4-20mA, a four core shielded cable for RS485, and a single wire diameter of ≥ 1.5mm when the distance exceeds 1000 meters; the shielding layer is grounded
Protection level: IP66 waterproof splash and short-term rain. For long-term rain, a rain cover should be selected or a shell without display should be chosen or specified when ordering
Dimensions: 210 × 170 × 85mm
Weight: 1.8Kg
Optional accessories: wall mounting bracket, mounting bracket fixed on the pipeline (four branch, six branch), stainless steel threaded welding seat for pipeline installation (pipeline size should be specified, such as DN50, DN15...), room temperature and high humidity pretreatment system, high temperature and high humidity pretreatment system, high temperature and high humidity and high dust pretreatment system, pressure reducing valve, flow meter, temperature and humidity measurement, large capacity SD storage card, rain cover, 24VDC or 220AC sampling pump (sampling distance of 10 meters), vacuum pump (sampling distance greater than 40 meters), 24V switch power supply.
Accessories required for computer monitoring: free upper computer software, RS485/RS232 converter, USB/RS232 conversion cable for laptops without RS232 interface, and TCP/IP converter for network transmission
Application scenarios: Petroleum, chemical, pharmaceutical, environmental protection, flue gas analysis, air treatment, and all other applications that require fixed installation and online detection of gas concentration