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Series 900 Single & Dual Instruction Manual
Page 15
1. Introduction ............................................................................. 1
2. Locating System Electronics .................................................. 2
3. Front Panel Functions ............................................................ 3
3.1 Channel Selection .............................................................. 3
3.2 Reading Flow Value .......................................................... 3
3.3 Flow Setpoint Display and Adjustment ................................ 3
3.4 High/Low Alarm Display and Adjustment ........................... 3
3.5 Totalize (Mass Flow Integration) Function ........................... 4
3.5 3.5.1 Reset Totalize Function ........................................... 4
4. Rear Panel Connections ........................................................ 5
4.1 Power Line and Fuse .......................................................... 5
4.2 20-Pin Connectors for Sierra Flow Meters/Controllers .......... 5
4.3 26-Pin I/O Connector ......................................................... 5
4.4 4.3.1 Flow Value Output 0-5 VDC and 4-20 mA................ 5
4.4 4.3.2 Valve Off/Purge/Monitor ......................................... 5
4.4 4.3.3 High/Low Flow Alarm Outputs ................................ 6
4.4 Automatic/Manual Setpoint Selection .................................. 6
5. Maintenance ........................................................................... 7
5.1 Display Adjustment ........................................................... 7
5.2 Zen and Span Adjusted ...................................................... 7
5.3 Factory Service ................................................................. 7
Appendix A: Specifications ........................................................... 8
Appendix B: Back Panel Connector, 20-Pin .................................... 9
Appendix C: Back Panel Connector, 26-Pin ..................................10
Appendix D: Alarms for System Electronics ..................................11
Appendix E: Wiring Guide ..........................................................12
Appendix F: Ratio Control Option ................................................13
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