ข้อมูลจําเพาะ

• Gas to be detected: Oxygen
• Detection principle: Diaphragm galvanic battery type
• Intensity display: LCD digital display (3 digits/7 segments/Green/Orange/Red 3-color backlight)
• Detection range (vol%): 0-25
• Display resolution (vol%): 0.1
• Detection method: Diffusion type
• Alarm Setting Value: 1st 19vol% (L)/2nd 18vol% (LL) [Standard Setting Value]
• Indication accuracy (under the same conditions): within ±0.7vol%
• Response time (same conditions): 90% response within 30 seconds
• Alarm delay time (under the same conditions): Within 5 seconds after detection of 10~11vol% gas in oxygen deficiency alarm (18vol%L alarm)
• Accuracy of alarm set value: The difference between the alarm set value and the concentration indicated value when the alarm is issued is 0.
• Gas alarm type: 2-step alarm (L-LL)
• Gas alarm display: 1st: Concentration display and backlight on (orange)/buzzer/2nd: Concentration display and backlight on (red)/buzzer
• Gas alarm operation: self-holding
• Gas Alarm Contact: Voltage-Free Contact 1a Each/Always Non-Excited (Excited during Alarm)
• Failure alarm/self-diagnosis: system error/sensor connection error
• Failure alarm display: content display, backlight flashing (red), buzzer
• Failure alarm operation: automatic recovery
• Contact Capacity: 125 VAC/1 A
• Transmission Specifications: DC4~20 mA (Non-Insulated, Load Resistance 300 Ω or Less)
• Cable between detectors: Remote exclusive cable (10 m)
• Power: 24 VDC ±10%
• Power Consumption: DC Specifications: Up to 3W
• Operating temperature range: -10~40°C (no sudden change)
• Operating humidity range: 90%RH or less (no condensation)
• Working pressure range: atmospheric pressure (80 kPa to 105 kPa)
• Structure: Wall Mounting Type/Sensor Integrated Type
• External Dimensions (mm): Approx. 80 (W) x 120 (H) x 35.5 (D)
• Mass (g): about 180
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