CHAPTER 7: MODBUS COMMUNICATIONS
MODBUS MEMORY MAP
PQM POWER QUALITY METER – INSTRUCTION MANUAL
7–81
64 = Overvoltage Alarm Clear
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65 = Current Unbalance Alarm Clear
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66 = Voltage Unbalance Alarm Clear
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67 = Phase Reversal Alarm Clear
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68 = Power Factor Lead 1 Alarm Clear
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69 = Power Factor Lead 2 Alarm Clear
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70 = Power Factor Lag 1 Alarm Clear
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71 = Power Factor Lag 2 Alarm Clear
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72 = Positive kW Alarm Clear
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73 = Negative kW Alarm Clear
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74 = Positive kvar Alarm Clear
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75 = Negative kvar Alarm Clear
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76 = Positive kW Demand Alarm Clear
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77 = Positive kvar Demand Alarm Clear
---
78 = Negative kW Demand Alarm Clear
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79 = Negative kvar Demand Alarm Clear
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80 = kVA Demand Alarm Clear
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81 = Phase A Current Demand Alarm Clear
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82 = Phase B Current Demand Alarm Clear
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83 = Phase C Current Demand Alarm Clear
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84 = Neutral Current Demand Alarm Clear
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85 = Pulse Input 1 Alarm Clear
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86 = Current THD Alarm Clear
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87 = Voltage THD Alarm Clear
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88 = Analog Input Main Alarm Clear
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89 = Analog Input Alternate Alarm Clear
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90 = Data Log 1 Alarm Clear
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91 = Data Log 2 Alarm Clear
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92 = Pulse Input 2 Alarm
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93 = Pulse Input 3 Alarm
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94 = Pulse Input 4 Alarm
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95 = Pulse Count Total Alarm
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96 = Pulse Input 2 Alarm Clear
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97 = Pulse Input 3 Alarm Clear
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98 = Pulse Input 4 Alarm Clear
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99 = Pulse Input Total Alarm Clear
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100 = Time Alarm
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101 = Time Alarm Clear
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102 = Trace Memory Trigger
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F37
TRACE MEMORY USAGE
FFFF
0 = 1 x 36 cycles
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1 = 2 x 18 cycles
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2 = 3 x 12 cycles
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F38
TRACE MEMORY TRIGGER MODE
FFFF
0 = ONE SHOT
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1 = RETRIGGER
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Table 7–11: Memory Map Data Formats (Sheet 10 of 20)
CODE
DESCRIPTION
BITMASK
Содержание Multilin PQM
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