| Item | Value |
|---|---|
| Measured gases | |
| Measuring range | |
| Detection principle | catalytic combustion |
| Accuracy | ≤±3% |
| Resolution | |
| Response time | CO≤30 s (T90） |
| Ingress protection | IP65 |
| Explosion protection | Ex iaⅡCT6 |
| Operating temperature | |
| Power supply | DC10～30V，30mA |
| Output signal | 4～20mA |
SP-4104 is a fixed electrochemical principle toxic gas detection transmitter, flameproof structure, intelligent sensor, two-wire standard 4-20mA output. It can be used to detect toxic gases such as CO and H2S.
• Advanced three-electrode sensor
• Stable performance, sensitive and reliable
• Long service life
• Stainless steel housing
• Ultra-Measuring range protection
• Reverse polarity protection
• Strong anti-interference ability
• Standard 4-20mA signal output
• Operating voltage 10-30V
• Handheld display operator
Detection principle: electrochemical
Sampling method: diffusion type
Power supply: DC10～30V，30mA
Power: <2.4W
Output signal: 4～20mA
Load resistance: 260 ohms
Detection range: CO: 500/1000/2000ppm
Accuracy: ≤±3%
Resolution: Sensor: 1ppm Handheld Display Terminal DisplayResolution: 1ppm
Repeatability: 2%
Response time: CO：≤30 s (T90)
Electrical Interface: 3/4" NPT F
Ingress protection : IP65
Ambient Temperature : -20°C~+50°C
Ambient Humidity : 10-93% RH
Ambient Pressure : 86~106kPa
Dimensions: 231×236×60mm (HWD)
Shell color: Grey
Housing material: aluminum alloy
Weight: 1.8kg
Explosion protection: Ex iaⅡCT6
Sensor Parameters: Sensor Detection Range/Resolution/Response time (T90 seconds)
CO 0 ~ 500/1000/2000ppm/1ppm/30s
H2S 0 ~ 50/100/200ppm/0.1/20s
H2 0 ~ 1000ppm/1/50s
CH2CHCN 0 ~ 100ppm/0.1ppm/60s
NH3 0 ~50/ 200ppm/1/30s
Vinyl chloride 0~100ppm/0.1/30s
HCN 0 ~ 30ppm/0.5/50s
HCL 0 ~ 30ppm/0.1/70s
HF 0 ~ 10ppm/0.1/90s
CL2 0 ~ 30/10ppm/0.1/30s
It is suitable for industrial safety monitoring and on-site inspection scenarios.