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인증된 전문가에게 직접 연결
인증된 전문가에게 직접 연결
Detection Principle: Galvanic cell with diaphragm
Target Gas: Oxygen
Detection Range: 0 to 40.0% (Resolution: 0.1%)
Indication Accuracy※1: Within ±0.7%
Alarm Setpoints:
1st Alarm / 2nd Alarm: 18.0%
Over Alarm: 40.0%
Alarm Types:
Gas Alarms: Two-stage alarm and over-range alarm
Fault Alarms: Sensor disconnection/break, low battery voltage, calibration error, system abnormality
Alarm Method: Latching
Alarm Operation:
For gas alarm: Flashing lamp, buzzer with alternating tones, blinking gas concentration value, vibration
For fault alarm: Flashing lamp, continuous pulsing buzzer, fault information display
Display: LCD with 7-segment gas concentration display + gas name + status information display
Operating Temperature Range: -20 to +50°C (no sudden changes)
Operating Humidity Range: 10 to 95%RH (non-condensing)
Operating Pressure Range: Atmospheric pressure (80 to 110 kPa)
Power Supply: Two AA alkaline batteries
Continuous Operating Time: Approx. 20,000 hours (with new batteries, at 25°C, no alarm, no backlight)
Response Time: Within 20 seconds for 90% response (at 20°C ±2°C)
Explosion-Proof Structure: Intrinsically safe explosion-proof (Explosion grade: Ex ia IIC T4 Ga)
Dimensions: Approx. 68 (W) × 150 (H) × 49 (D) mm (excluding protrusions)
Weight: Approx. 290g (including batteries)
Functions: Manual LCD backlight (automatic during alarm), peak value display
