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Sep. 18

Automatikprodukter

Ozone Monitor, Temperature and Humidity

Modbus, Analog, Relay Outputs

2

db_ozone_wall_duct_ap_uk

O3

Modbus Communication 
Interface

Modbus RTU protocol with 
19200bps(default)
Other bps rate selectable in order

15KV antistatic protection

Working Condition

-20 to 45

o

 C (-4 to 113

o

 F) / 

0 to 95% rH

Storage Conditions

-40 to 70

o

 C (-40 to 158

o

 F)/ 

0 to 95% rH

Net Weight

190g

Dimensions

130 × 85 × 36.5mm (H x W x D)

Mounting height

300 mm above floor

Installation Standard

65 × 65 mm or 85 x 85 mm or 2”×4” 

wire box

Interface Connection 

(Max)

9 terminals

Wiring Standard

Wire section area <1.5mm

2

Manufacturing Process

ISO 9001 Certified

Housing and IP class

PC/ABS  fireproof  plastic  material, 

protection class: IP30

Compliance

EMC Directive 89/336/EEC

Version

A038

Analog output

0 to 10Vdc 

output, or 4 to 20mA output)

Voltage or current output is selected by 

jumpers

Relay output

2 dry contact output

Modbus RS485

RS485 with Modbus interface of RTU 

protocol

Ozone range

0 to 5000ppb

Control Output

O3-5000 indicates the ozone detector with 2X on/off dry contact 

outputs and a Modbus RS485 interface, and the ozone range: 

0-5000ppb.

O3-5000 indicates the ozone detector with 1X 0 to 10Vdc output and 

a Modbus RS485 interface, LCD display. Humidity sensor included. 

Mounting and Wiring Diagrams

Wiring Diagram

24Vac

Transformer

Line

Voltage

Common
Transformer

GND

4-20mA/0-10Vdc

COM

ON1

ON2

RS 485

A

B

Flat position

Wall mounting

Ordering Codes - Alarm Units

AAW

Warning Siren 24Vdc, 98 - 108 dB

AAW 230

Warning Siren 230Vac, 98 - 108 dB

OA 24

Red Flash Light, 24Vdc

OAW 24

Combined Warning Siren and Flash Light, 24Vdc

OAW 230

Combined Warning Siren and Flash Light, 240Vac

Warning Sign
Gas Alarm

Warning Sign “

GAS ALARM

” 24Vac/dc

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