More Information: |
1.1. Introduction
SI-200 was developed to prevent unfortunate accidents caused by gas explosions in hazardous places
such as plants, gas storages, and factories. When installed in hazardous area, Toxic gas detector SI-200x
will regularly and continuously detect the gas leakage and display the data with FND and to supply 4-
20mA standard output.
1.2. Specification
◼ Explosion-Proof structure.
◼ 4-Digit Digital Concentration Indication
◼ 4-20mA / RS-485
1.2.1. General specifications
ITEMS SPECIFICATION
Measurement type Diffusion type
Measuring value display FND, gas concentration, alarm, device faulty
Relay Low Alarm, High Alarm, Fault Alarm (Rated 2.0A @ 30Vdc)
Analog output signal 4-20 mA
Digital communication RS-485
Operating temperature -40°C ~ 60°C
Certification IECEx : Ex ia IIC T4 Ga1) / Ex db IIC T6 Gb2)
Control/Set 4 Button & RS485 & Bluetooth
Warranty period of the device 2 years
Warranty period of sensor cartridge 1 years
Remote interface RS-485 Modbus, HART(Option)
Wiring 4 to 20mA / DC power / Relay : up to 14 AWG
1.2.2. Mechanical specifications
ITEMS SPECIFICATION
Explosion proof type Explosion-proof enclosure
Dimension 169mm(W) X 188.5mm(D) X 107mm(H)
Weight 2.4Kg
Body material aluminum
1.2.3. Electrical Specifications
ITEMS SPECIFICATION
Input voltage DC : +24Vdc ± 10%
Power consumption Approximately 3.6 W @ +24VDC
Analog output current
Fault : 0mA
0~100% : 4~20mA
(all readings : ± 0.2mA)
1.3. Sensor List
Gas Sensor Range A1 A2 Resolution
Hydrogen Chloride HCl Electrochemical 0~10ppm 1ppm 2ppm 0.1ppm
Hydrogen Chloride HCl Electrochemical 0~10ppm 1ppm 2ppm 0.1ppm
Hydrogen peroxide H2O2 Electrochemical 0~10ppm 1ppm 2ppm 0.1ppm
Hydrogen fluoride HF Electrochemical 0~10ppm 0.5ppm 1ppm 0.1ppm
Hydrogen fluoride HF Electrochemical 0~10ppm 0.5ppm 1ppm 0.1ppm
Chlorine Cl2 Electrochemical 0~20ppm 0.5ppm 1ppm 0.1ppm
Chlorine Cl2 Electrochemical 0~5ppm 0.5ppm 1ppm 0.1ppm
Nitrogen Dioxide NO2 Electrochemical 0~10ppm 3ppm 5ppm 0.1ppm
Hydrogen H2 Electrochemical 0~1000ppm 100ppm 500ppm 5ppm
Hydrogen Sulfide H2S Electrochemical 0~100ppm 20ppm 40ppm 1ppm
Ammonia NH3 Electrochemical 0~100ppm 25ppm 35ppm 1ppm
Sulfur Dioxide SO2 Electrochemical 0~20ppm 2ppm 5ppm 0.1ppm
Silane SiH4 Electrochemical 0~10ppm 2.5ppm 5ppm 0.1ppm
Phosphine PH3 Electrochemical 0~10ppm 0.3ppm 1ppm 0.1ppm
Oxygen O2 Electrochemical 0~30%Vol 19.0% 23.0% 0.1%vol
Carbon Monoxide CO Electrochemical 0~500ppm 30ppm 60ppm 1ppm |