Opacity and Dust Monitor
User Guide
Model 4500 MkIII
D - 2
Outputs
Modbus Interface:
RS485. Opacity, Optical Density, Dust
Density, and Status Information available
Analog Outputs:
Isolated 4-20mA current output.
Configurable as Opacity, Optical Density,
Dust
Density
Relay Outputs:
System OK, Calibration, Alarm
Relay Rating:
1 A @ 24 V dc
Electrical
Power Supply:
24 V dc nominal (18 to 30 V dc)
Current Consumption:
3 A maximum
Mechanical Data
Dimensions (H x W x D)
Transceiver:
191 x 201 x 413 mm / 7.5 x 7.9 x 16.3 in
Retro-Reflector:
191 x 201 x 237 mm / 7.5 x 7.9 x 9.3 in
Long Pathlength Retro:
320 x 220 x 220 mm / 13 x 13 x 9 in
Weight
Transceiver:
6 kg / 13.2 lb
Retro-Reflector:
3 kg / 6.6 lb
Long Pathlength Retro:
8 kg / 17.6 lb
Enclosure
Transceiver / Retro-Reflector:
Cast Aluminium, epoxy coated
Protective Purge
Purge air required:
30 m
3
/ hr / 18 cfm each side
Accessories
Available:
Fail-safe
Shutters
Blowers
Adapter
Flanges
Weather
Cover
Calibration
Filters
Control
Room
Unit
Calibration
Stands
Summary of Contents for 4500 MKIII
Page 4: ...Opacity and Dust Monitor User Guide Model 4500 MkIII Preface Blank...
Page 6: ...INTRODUCTION A...
Page 29: ...A 23 Model 4500 MkIII Opacity and Dust Monitor User Guide A4 3 Mounting the AFU APS I O...
Page 41: ...GETTING STARTED B...
Page 42: ...Opacity and Dust Monitor User Guide Model 4500 MkIII Preface Blank...
Page 76: ...THEORY OF OPERATION AND APPLICATION C...
Page 86: ...SYSTEM SPECIFICATION D...
Page 91: ...MAINTENANCE E...
Page 108: ...CHANGING THE INSTALLATION PATHLENGTH F...
Page 113: ...INSTRUMENT RECORD SHEETS G...
Page 114: ...Blank...
Page 117: ...OPTIONAL I O MODULES FOR AFU H...
Page 118: ...Blank...
Page 124: ...LONG PATHLENGTH OPTION App 1...
Page 126: ...Opacity and Dust Monitor User Guide Model 4500 MkIII App 1 2...