Description Features Real-time monitoring for ambient ozone levels and temperature High-sensitivity electrochemical ozone sensor LCD display with three-color backlights (Green/Yellow/Red) Maximum ozone measuring range: 0 ppb to 5000 ppb Two On/Off dry contact outputs for dual-stage alarms Capable of controlling ozone generators or ventilators Buzzer alarm and 3-color backlight LCD indications Provides 1X analog output (0 VDC to 2 VDC 10 VDC/4 mA to 20mA) for use as a transmitter Equipped with Modbus RS485 interface with 15 KV antistatic protection and individual IP address Calibration and alarm point setup via infrared remote controller or RS485 Technical Specifications Sensor Lifetime >2 years, removable Temperature Sensor NTC Humidity Sensor HS Series Capacitive Sensor Power Supply 24 V AC/V DC (Power Adapter Selectable) Power Consumption 2.8 W Response Time <60 seconds at T90 Signal Update 1 second Warm-up Time <60 seconds Ozone Measuring Range 0 ppb to 1000 ppb Display Resolution 1 ppb (0.001 ppm) (0.01 mg/m³) Accuracy ±0.01 ppm 10% reading Nonlinearity <1% FS Repeatability <0.5% Zero Drift <1% Alarm Buzzer and Yellow or Red Backlight Switch Display Green – Normally, Orange – First Stage Alarm, Red – Second Stage Alarm Temperature/Humidity Measuring Range 0% RH to 80% RH Analog Output Linear Output Selectable Analog Output Resolution 16 bits Relay Dry Contact Output Two Dry-Contact Outputs Max Switching Current 3 A (220 VAC/30 VDC), Resistance Load Modbus Communication Interface Modbus RTU Protocol with 19200 bps (Default) Antistatic Protection 15 KV Antistatic Protection Working Condition/Storage Conditions 0% RH to 80% RH Installation Standard 2.56 in x 2.56 in (65.024 mm x 65.024 mm) or 3.35 in x 3.35 in (85.09 mm x 85.09 mm) or 2 in x 4 in (50.8 mm x 101.6 mm) Wire Box Interface Connection (Max) 9 Terminals Wiring Standard Wire Section Area <1.5 mm² Manufacturing Process ISO 9001 Certified Housing and IP Class PC/ABS Fireproof Plastic Material, Protection Class: IP30 Compliance EMC Directive 89/336/EEC Net Weight 0.41 lb (190 g) Dimensions 5.12 in x 3.35 in x 1.44 in (130 mm x 85 mm x 36.5 mm) (H x W x D)
