2
1.0 Safety .......................................................................................... 3
1.1 Symbols Used in CLX-Ex2 .................................................... 3
1.2 Use in Explosive Environments Safety .................................. .3
2.0 Overview ..................................................................................... 4
2.1 Specifications ......................................................................... 4
2.2 Unpacking and Inspection of the Instrument and Accessories ...... 5
2.3 Instrument Labels .................................................................. 5
2.4 The Display ........................................................................... 5
2.5 The Touch Pad ...................................................................... 5
2.6 Orientation ............................................................................ 5
3.0 Theory of Operation .................................................................... 6
3.1 The Measurement .................................................................. 6
3.2 The Air Sentinel Controller ..................................................... 6
3.3 Remote Standby ................................................................... 6
3.4 The Reagents ........................................................................ 7
3.5 The Reagent Cooler .............................................................. 7
4.0 Installation and Commissioning . .................................................. 7
4.1 Mounting and Site Selection ................................................... 7
4.2 Plumbing ............................................................................... 8
4.3 Air Supply ............................................................................. 8
4.4 Electrical Connections ........................................................... 8
4.4.1 RS-485 ........................................................................ 8
4.4.2 Relay ............................................................................ 8
4.4.3 4-20 mA ...................................................................... 8
4.4.4 Remote Standby Connections ..................................... 8
4.4.5 RS-485/4-20 mA cable Ferrite ..................................... 9
4.4.6 Modbus Control ........................................................... 9
4.5 Installing Reagents ................................................................ 9
5.0 Purge Air Sentinel Controller Operation ....................................... 9
5.1 Start Up ................................................................................ 9
5.2 Indicator Lamps .................................................................... 9
5.3 Maintenance Bypass Operation .......................................... 10
6.0 Operation .................................................................................. 10
6.1 Routine Measurement ......................................................... 10
6.2 Routine Measurement with Remote Standby ...................... 10
6.3 Security Access Feature ...................................................... 11
6.4 The White LED .................................................................... 11
7.0 Instrument Calibration ............................................................... 12
7.1 Slope (gain) Calibration Procedure ...................................... 12
7.2 Zero (offset) Calibration Procedure . ..................................... 12
7.3 Restore Factory Settings ..................................................... 12
8.0 Instrument Configuration (CONFIG mode) ................................. 13
8.1 Setting the 4-20 mA ............................................................ 13
8.2 Configuring the Error Level ................................................... 13
8.3 Configuring the RS-485 Port ............................................... 13
8.4 Configuring the Alarm .......................................................... 14
8.4.1 Alarm1 ....................................................................... 14
8.5 Enabling the Security Access ............................................... 14
8.6 Extended Settings ................................................................ 14
8.7 Units of Measurement ......................................................... 14
8.8 Averaging and Filtering ........................................................ 14
8.9 LCD Backlight Brightness ................................................... 24
8.10 RS- 485 Parameters ......................................................... 15
8.11 Cycle Time ........................................................................ 15
8.12 Water Conservation ........................................................... 15
8.13 4 mA Adjustment .............................................................. 16
8.14 20 mA Adjustment ............................................................ 26
9.0 Additional Features and Options ............................................... 16
9.1 RS-485 Output ................................................................... 16
9.1.1 Simple Communication .............................................. 16
9.1.2 Modbus Communication ............................................ 16
9.2 Remote Panel Meter ........................................................... 16
10.0 Troubleshooting ....................................................................... 17
10.1 CLX-Ex Fault Detection ..................................................... 17
10.2 Setting Flow Rate .............................................................. 17
10.3 Clearing Faults .................................................................. 17
10.4 Reagent Clogs .................................................................. 17
10.5 Diagnostic Chart ............................................................... 18
10.6 Technical and Customer Assistance .................................. 18
11.0 Routine Maintenance ............................................................... 18
11.1 Maintenance Schedule ...................................................... 18
11.2 Replacing or Installing the Reagents ................................. 19
11.3 Indicator Reagent Preparation ........................................... 20
11.4 Check Valve Flushing Kit ................................................... 20
11.5 Instrument Storage ............................................................ 20
11.6 Cleaning the CLX-Ex ......................................................... 20
12.0 Accessories and Replacement Parts List ................................ 21
13.0 Ballast Water Market Products Limited Warranty ..................... 24
Table of Contents
