Schneider Electric PM820, PM870, PM810, PM850 manual Abbreviated Test Display Name Register

63230-500-225A2	PowerLogicTM Series 800 Power Meter
3/2011	Chapter 6—Alarms

Alarm Conditions and Alarm Numbers

This section lists the power meter’s predefined alarm conditions. For each alarm condition, the following information is provided.

•Alarm No.—a position number indicating where an alarm falls in the list.

•Alarm Description—a brief description of the alarm condition

•Abbreviated Display Name—an abbreviated name that describes the alarm condition, but is limited to 15 characters that fit in the window of the power meter’s display.

•Test Register—the register number that contains the value (where applicable) that is used as the basis for a comparison to alarm pickup and dropout settings.

•Units—the unit that applies to the pickup and dropout settings.

•Scale Group—the scale group that applies to the test register’s metering value (A–F). For a description of scale groups, see “Scale Factors” on page 49.

•Alarm Type—a reference to a definition that provides details on the operation and configuration of the alarm. For a description of advanced alarm types, refer to Table 6–9.

Table 6–8lists the preconfigured alarms by alarm number.

Table 6–8: List of Default Disturbance Alarms by Alarm Number

Alarm

Number

Alarm Description

Abbreviated Test Display Name Register

Units

Scale

Group➀

Alarm Type➁

Disturbance Monitoring (1/2 Cycle) (PM870)

41	Voltage Swell A	Swell Van	Volts	D	080
42	Voltage Swell B	Swell Vbn	Volts	D	080
43	Voltage Swell C	Swell Vcn	Volts	D	080
44	Voltage Swell A–B	Swell Vab	Volts	D	080
45	Voltage Swell B–C	Swell Vbc	Volts	D	080
46	Voltage Swell C–A	Swell Vca	Volts	D	080
47	Voltage Sag A–N	Sag Van	Volts	D	080
48	Voltage Sag B–N	Sag Vbn	Volts	D	080
49	Voltage Sag C–N	Sag Vcn	Volts	D	080
50	Voltage Sag A–B	Sag Vab	Volts	D	080
51	Voltage Sag B–C	Sag Vbc	Volts	D	080
52	Voltage Sag C–A	Sag Vca	Volts	D	080

➀Scale groups are described in Table 6–2 on page 49.

➁Advanced Alarm types are described in Table 6–9 on page 56.

NOTE: Current sag and swell alarms are enabled using PowerLogic software or by setting up custom alarms. To do this, delete any of the above default disturbance alarms, and then create a new current sag or swell alarm (see the example under the “Advanced Alarm Groups” on page 53.). Sag and swell alarms are available for all channels.

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