M-20 Operation And Maintenance Manual
83550-003-001 Revision C
2008-01-03
3
Table of Contents
1.
INTRODUCTION......................................................................................4
1.1
Principle of Operation .............................................................................4
1.2
Display .................................................................................................5
1.3
Keypad .................................................................................................5
1.4
Output Signal ........................................................................................5
1.5
Signal Range .........................................................................................5
1.6
Relay....................................................................................................7
1.7
Power ...................................................................................................7
2.
OPERATION............................................................................................8
3.
FAULT INDICATION................................................................................8
4.
CONFIGURATION....................................................................................9
4.1
User Interface .......................................................................................9
4.2
Menu Activation .....................................................................................9
4.3
Menu Item Selection ............................................................................ 10
4.4
Menu Item Alteration ........................................................................... 10
4.5
Menu Tree........................................................................................... 10
5.
CALIBRATION.......................................................................................20
5.1
Equipment Required............................................................................. 20
5.2
Gain Check.......................................................................................... 20
5.3
Zero Calibration ................................................................................... 21
5.4
Span Calibration .................................................................................. 21
6.
TROUBLESHOOTING .............................................................................22
6.1
Troubleshooting Tips ............................................................................ 22
6.2
Fault Codes ......................................................................................... 24
7.
DUCT MOUNT ADAPTER (CTS-M2000X-D00000) ..................................25
8.
WIRING AND POWER SUPPLY ..............................................................26
WARRANTY STATEMENT .............................................................................28
Table of Figures
Figure 1 - Internal View and Features ................................................................4
Figure 2 - Signal Mode Jumper (J3)....................................................................5
Figure 3 - Duct Mount Configuration ................................................................ 25
Figure 4 - Duct Cutout.................................................................................... 25
Figure 5 - 24VAC Floating Supply (4-Wire Installation) ...................................... 26
Figure 6 - 24 VAC with Separate Grounds (4-Wire Installation)........................... 26
Figure 7 - 24VAC with Common Grounds (3-Wire Installation)............................ 26
Figure 8 - 24VDC Supply with Common Ground (3-Wire Installation) .................. 27
Figure 9 - 24VDC Supply with Separate Ground (4-Wire Installation) .................. 27
Figure 10 - 24VDC Ungrounded Supply (4-Wire Installation) .............................. 27
Figure 11 - 24VDC Ungrounded Supply (3-Wire Installation) .............................. 27
