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| Item | Value |
|---|---|
| Measured gases | |
| Measuring range | |
| Detection principle | |
| Accuracy | < ±1% |
| Resolution | |
| Response time | |
| Ingress protection | |
| Explosion protection | ExdⅡBT4 |
| Operating temperature | -20℃~+55℃ |
| Power supply | AC 185~250V,50Hz(0.5A) |
| Output signal | Alarm Relay ((Passive) |
SP-1003 Exflammable gas alarm controller is a kind of preventive alarm in the area safety monitor. When combustible or toxic gas leaks in industrial environment, when the SP-1003Exflammable gas alarm controller detects that the gas concentration reaches the critical point of the lower or upper limit of explosion, the SP-1003Exflammable gas alarm controller will send out an alarm signal to remind the staff to take safety measures, and drive the exhaust, cut-off, and spray system to prevent explosions, fires, and poisoning accidents, so as to ensure safe production.
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Main features of Huarui SP-1003 Exflammable gas alarm controller:• The display displays the monitoring information of each channel in a loop
• Two-level alarm value setting, different sound and light signals indicate different alarm levels
• Two-stage passive alarm relay output, maximum capacity 220V AC, 2A
• The switching amount and shutdown delay can be adjusted for 0~60 minutes
• Can receive 4~20mA analog input
• The main and standby power supplies are automatically switched, and the continuous working time of the backup power supply is not less than 2 hours
• Power supply over/under voltage and power failure alarm
• Data storage function to store alarm records
• It has a power-on self-test function
• Protection circuit is added to the input
• EX d II BT4Explosion protection
• Passed the national fire certification
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Power supply: AC 185~250V, 50Hz (0.5A) Backup Power Supply: Lead-acid battery 12V, 7Ah Output Power Supply: DC 16V, 500mA Working Mode: Inspection Sampling Rate: 2/4/8 channels: 125ms/channel, 16 channels: 62.5ms/channel Power: 2 channels 20W, 4 channels 30W, 8 channels 50W, 16 channels 100W (full load) Input signal: 4~20mA (2 wires/3 wires.) Detector) Output signal: Alarm relay ((passive) Alarm record: first alarm channel number display, alarm part display, alarm event record Alarm settings: Exceeding the limit (upper limit) alarm, two-level limit value can set alarm function: independent LED light indicator at all levels and sound alarm of different frequencies to distinguish different alarm levels Alarm output: two-stage passive alarm relay/per channel Contact capacity: AC 250V 2A Communication interface: RS-485 Ambient temperature: -20°C~+55°C Ambient Humidity: 0-99% RH Ambient Pressure: 86~106kPa Display: 2/4/8 Channels: 8-Bit Digital Tube, 16 Channels: Graphic Dot Matrix Resolution: 0.01(0~99)
0.1(100~999)
1(1000~2000)
0.1(oxygen) Measurement Accuracy: < ±1% Dimensions: HWD 593×411×143mm Shell Color: Grey Weight: 30kg CMC Certificate: No. 00000301 Fire Certificate: 073064850968ROM Explosion protection: ExdII.BT4
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• The display displays the monitoring information of each channel in a loop
• Two-level alarm value setting, different sound and light signals indicate different alarm levels
• Two-stage passive alarm relay output, maximum capacity 220V AC, 2A
• The switching amount and shutdown delay can be adjusted for 0~60 minutes
• Can receive 4~20mA analog input
• The main and standby power supplies are automatically switched, and the continuous working time of the backup power supply is not less than 2 hours
• Power supply over/under voltage and power failure alarm
• Data storage function to store alarm records
• It has a power-on self-test function
• Protection circuit is added to the input
• EX d II BT4Explosion protection
• Passed the national fire certification

Power supply: AC 185~250V,50Hz(0.5A)
Backup power supply: lead-acid battery 12V, 7Ah
Output Power: DC 16V, 500mA
Working method: Inspection
Sample Rate: 2/4/8 channels: 125 ms/channel, 16 channels: 62.5 ms/channel
Power: 2 channels 20W, 4 channels 30W, 8 channels 50W, 16 channels 100W (full load)
Input Signal: 4~20mA (2-wire/3-wire detector)
Output signal: Alarm Relay ((Passive)
Alarm record: the first alarm channel number display, alarm part display, and alarm event record
Alarm setting: Exceeding the limit (upper limit) alarm, two-level limit value can be set
Alarm function: Independent LED light indication at all levels and audible alarms of different frequencies distinguish different alarm levels
Alarm output: two-stage passive alarm relay/per channel
Contact capacity: AC 250V 2A
Communication interface: RS-485
Ambient temperature: -20°C~+55°C
Ambient Humidity: 0-99% RH
Ambient pressure: 86~106kPa
Display: 2/4/8 channels: 8-digit digital tube, 16 channels: graphic dot matrix
Resolution: 0.01(0~99)
0.1(100~999)
1(1000~2000)
0.1(oxygen)
Measurement Accuracy: < ±1%
Dimensions: HWD 593×411×143mm
Shell color: Grey
Weight: 30kg
CMC Certificate: 00000301 number
Fire Certificate: 073064850968ROM
Explosion protection: ExdⅡBT4
Applications:
• Petrochemicals
• Metallurgy, gas
• Firefighting
• Refinery/Paint, Painting, Dye Operations
• Electricity, Communications
• Urban water supply
• Sewage treatment
• Scientific research, education, and national defense