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External Modem Communications without an External RS-232 Case Connector25
Internal or External Communications with a RS-232 Case Connector ................. 25
Automatic Call-In Feature ............................................................................................. 26
Alarm Call-In .................................................................................................................. 26
Pulse Method ................................................................................................................... 26
AT Commands Method .................................................................................................. 27
Scheduled Call-In Method.............................................................................................. 27
Alarm and Scheduled Call-In ........................................................................................ 28
Modem Power Control--Call-out Window ................................................................... 28
30-Minute Window Interval ....................................................................................... 29
4-Hour Window Interval ............................................................................................ 29
Multiple Windows- within the start and ending interval ........................................ 29
Digi-Span Fuel Switching Feature................................................................................. 31
Firmware Upgrade.......................................................................................................... 32
Procedure to Upgrade ERX Recorder Firmware:....................................................... 32
Partial Shutdown......................................................................................................... 35
Complete Shutdown .................................................................................................... 35
Software method: ........................................................................................................ 36
Hardware method--if serial link cannot be established ........................................... 37
Parameter Item List........................................................................................................ 38
Item Name & Description............................................................................... 38
P3
Pressure Coefficients....................................................................................... 38
Board Coefficients ................................................................................................... 38
P1
Pressure Coefficients................................................................................... 39
P2
Pressure Coefficients....................................................................................... 40
Board Coefficients ................................................................................................... 43
Audit Report Items-Default ........................................................................................... 53
Pressure only default Audit Trail .............................................................................. 53
P3 Pressure Coefficients 1-26 ................................................................................ 54
ERX Hazardous and Non-Hazardous Installation Drawings .....................................
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