High Impedance Detection (HID) and Theft

For the HID/Theft agent to run as expected, all dependent components must meet the agent's minimum supported versions, as described below. When the agent is installed and running correctly, there are certain messaging expectations you can rely on for assistance with installing and troubleshooting. Those expectations are described in this section as well.

The following table describes the minimum supported versions for the agent's component dependencies.

Component

 

Agent ID

50462720

HID/Theft agent current version

0.2.85

Agent package size

696 KB

Minimum supported head-end system versions

 

 

OpenWay Collection Manager (OWCM) 5.3 SP2

UtilityIQ 5.0.12

Distributed Intelligence Network Adapter (DINA) 1.0.6

Minimum supported meter firmware version

4.5.134.770791

Minimum supported AppServ version

This agent is compatible with all AppServ versions.

CPU limit

10

Memory limit

2048 KB

Flash limit

1024 KB

The following table describes the agent's messaging expectations.

Message Expectation

Typical size

Frequency

Content

Sudden increase start

40 bytes

One alarm/event per service point per day.

About ten events per week, per million service points

alarms are sent one time and are not resent.

event, alarm

20 to HES

Sudden increase end

40 bytes

One alarm/event per service point per day.

About ten events per week, per million service points

alarms are sent one time and are not resent.

event, alarm

20 to HES

Theft start

40 bytes

One alarm/event per service point per day.

About ten events per week, per million service points

alarms are sent one time and are not resent.

event, alarm

20 to HES

Theft end

40 bytes

One alarm/event per service point per day.

About ten events per week, per million service points

alarms are sent one time and are not resent.

event, alarm

20 to HES

Significant changes in voltage and current

100 bytes

 

event, no alarm

Z history message

250 bytes

Four per day

event, alarm

Impedance above threshold

20 bytes

One alarm/event per service point per day.

events, alarm

20 to HES

Gradual increase

20 bytes

One alarm/event per service point per day

event, alarm

20 to HES

Broken neutral

5 bytes

One alarm/event per service point per day

event, alarm

5 to HES

Intermediate computational values

150 bytes

 

data

Periodic impedance message

35 bytes

Three messages per day, per service point

data

No alarm

105 to HES

Periodic impedance message with additional information

35 bytes

 

data

Z Phasor message (HIDv2)

1024 bytes

Two to three messages per day, per service point

binary

Not alarm

2650 to HES

Daily statistics (HIDv2)

45 bytes

Six per day, per service point

binary

Not alarm

270 to HES

Daily no statistics today (HIDv2)

20 bytes

 

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