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SI-200I

Single Receiver with Built-in Battery

SI-200I is a wall-mounted receiver and monitoring panel designed to display real-time gas concentration data from compatible detection units. Equipped with a large 4-digit FND display, multi-stage alarm functions, and a built-in Li-ion backup battery, it ensures reliable system monitoring and uninterrupted operation even during power interruptions. With 4–20 mA and RS-485 outputs, the SI-200I enables seamless integration with industrial gas detection systems.

KEY FEATURES
    • Large 4-Digit FND Display: Clear and easy-to-read display for real-time gas concentration monitoring.
    • Multi-Stage Alarm System: Configurable 1st, 2nd, and 3rd alarm levels with visual (LED, warning light) and audible (85 dB buzzer) alerts.
    • 4–20 mA & RS-485 Modbus Output: Supports both analog and digital communication for seamless system integration.
    • Built-in Li-ion Backup Battery: Ensures continuous operation during power interruptions.
    • Self-Diagnostic Function: Continuously monitors system status and provides fault indication for enhanced reliability.
    • Peak Hold Function: Stores peak concentration values for effective monitoring and analysis.
    • Wall-Mounted Industrial Design (IP65): Durable enclosure suitable for industrial environments.
Product Inquiry

SI-200I

Single Receiver with Built-in Battery

DESCRIPTION

The SI-200I is a wall-mounted receiver and monitoring panel designed to display real-time gas concentration data from compatible detection units such as the SI-100 series. Equipped with a large 4-digit FND display and intuitive LED indicators, it provides clear visual monitoring of gas levels along with multi-stage alarm notifications. The SI-200I supports up to three configurable alarm levels and delivers both visual and audible alerts to enhance safety response in hazardous situations. With standard 4–20 mA and RS-485 Modbus outputs, it enables seamless integration with gas detection systems and control infrastructure. Its built-in rechargeable Li-ion battery ensures continuous operation during power interruptions, improving overall system reliability and operational safety. Designed for industrial environments, the SI-200I offers stable performance, flexible signal transmission, and simplified system management as a dedicated gas monitoring solution.


KEY FEATURES

- Large 4-Digit FND Display: Clear and easy-to-read display for real-time gas concentration monitoring.
- Multi-Stage Alarm System: Configurable 1st, 2nd, and 3rd alarm levels with visual (LED, warning light) and audible (85 dB buzzer) alerts.
- 4–20 mA & RS-485 Modbus Output: Supports both analog and digital communication for seamless system integration.
- Built-in Li-ion Backup Battery: Ensures continuous operation during power interruptions.
- Self-Diagnostic Function: Continuously monitors system status and provides fault indication for enhanced reliability.
- Peak Hold Function: Stores peak concentration values for effective monitoring and analysis.
- Wall-Mounted Industrial Design (IP65): Durable enclosure suitable for harsh industrial environments.

Product Specifications
ModelSI-200I (Monitoring Panel)
Detectable GasAll applicable gases
Input Signal4-20mA Full Scale
Dimension231(W) x 355.5(H) x 117(D) mm
Weight1.75kg
Output DeviceBig FND (4-digit), 9-LED
Enclosure TypeNon-explosion proof type
Display4-digit Big F.N.D display
Measurement Range0.000 to 9,999 (digital, user setting)
Accuracy±1% +1 digit of full scale (displays a larger value)
Operating Temperature-20℃ to +50℃
Operating Humidity5 - 99% RH (non-condensing)
Output Signal DC 24V, DC 4-20mA, RS-485 Modbus
Check output: 3mA
Calibration output: 3mA
Fault output: 0mA
Alarm Display Visual: 3-alarm, Trouble, BATT, B/Z STOP, RESET (LED), Warning light
Audible: Buzzer (85dB)
Relay ContactAC 250V, 3A (Alarm 1, Alarm 2, Alarm 3, Fault)
Power SupplyAC 100 - 250V
Backup BatteryLi-ion rechargeable battery, 7.3V, 2,850mAh
Battery DisplayBattery error indicator LED, operating time FND
Charging Time6 hours
Battery Run Time12 hours or more
CableCVVS or CVVSB 1.5sq↑ + Shield
Cable Connection Length 4-20mA DC signal: 2,500m
RS-485 Modbus signal: 1,000m
Mounting TypeWall mounting type
IP RatingIP65
Sensor Specifications
Gas Range A1 A2 A3 TWA STEL
LIn0~100.0152550--
O₂0~30.019.518.023.0--
AN0~10.02.04.06.02.0-
CL₂0~20.00.51.02.00.51.0
CO0~500.03010020030200
CO₂0~5,000.0300035004000500030000
F₂0~10.00.51.02.00.1-
H₂0~1,000.0100500700--
H₂O₂0~10.01.02.03.01.0-
H₂S0~100.01015501015
HCHO0~10.00.51.02.00.3-
HCL0~10.01.01.52.01.02.0
HF0~10.00.51.02.00.5-
NH₃0~100.02535502535
NO0~200.025507525-
NO₂0~20.03.05.010.03.05.0
SiH₄0~20.05.07.010.05.0-
SO₂0~20.02.05.010.02.05.0
VOC0~1.50.501.001.20--
VOC0~15.05.010.012.0--
VOC0~1,000.050100150--
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