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• Target gas: Oxygen
• Detection principle: Diaphragm galvanic battery type
• Intensity Display: LCD Digital Display (3-Digit, 7-Segment/Green, Orange, Red 3 Color Backlight)
• Detection range (vol%): 0-25
• Display resolution (vol%): 0.1
• Detection method: Diffusion type
• Alarm setting: 1st/19vol% (L), 2nd/18vol% (LL)
• [Standard setting]
• 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 10~11vol% gas is detected on the oxygen shortage alarm (18vol%L alarm).
• Accuracy of alarm setting: the difference between the alarm setting and the concentration indicated at the time of alarm shall be zero.
• Gas alarm type: two-stage alarm (L-LL)
• Gas alarm display: 1st/Density indication and backlight on (orange), buzzer, 2nd/Density indication and backlight on (red), buzzer
• Gas alarm operation: self-holding
• Gas Alarm Contact: Non-Voltage Contact 1a, Normally Non-Excited (Excitation at Alarm)
• Failure alarm and self-diagnosis: System error/sensor connection error
• Failure Warning Display: Contents Display and Backlight Flashing (Red), Buzzer
• Failure alarm operation: automatic return
• Contact Capacity: 125 VAC/1 A
• Transmission Specifications: 4~20 mA DC (Non-Insulated, Load Resistance 300 Ω or Less)
• Detector Cable: Dedicated Remote Cable (5m)
• Power: 24 VDC ±10%
• Power consumption: DC type: max. 3W
• Operating temperature range: -10~40°C (no sudden change)
• Operating humidity range: 90%RH or less (no condensation)
• Operating pressure range: atmospheric pressure (80 kPa to 105 kPa)
• Structure: Wall mounted 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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