Additel ADT672 - Page 6

IV
HART COMMUNICATION FUNCTION 34
CALIBRATION FUNCTION 49
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4 0 Connect HART 34
4 1 Set inner external sampling resistance 35
4.2 HART communication operation 35
4.3 Display status 36
4.4 Detective linkage 36
4.5 HART function introduction 37
5.0 Introduction 49
5.1 Calibration condition 49
5.2 Calibration menu's operation and content 49
5.3 Pressure calibration 49
4.5.1 Function 1: Display SENSOR range 40
4.5.2 Function 2: Display PV range, switch PV unit, transfer PV range 41
4.5.3 Function 3: Display and adjust damp time 42
4.5.4 Function 4: display CP value and PV value 43
4.5.5 Function 5: display CP value and AO value 43
4.5.6 Function 6: Display CA and AO value 44
4.5.7 Function 7: Loop analog current test, AO calibration 44
4.5.8 Function 8: PV calibration process 46
4.5.9 Function 9: Special calibration function 48
4.5.10 Function 10: Sensor Trim (i.e. Re-range) 48
4.5.11 Function 11: HART 5.0 49