AccuLoad IV Installation & Maintenance Manual
Meter I/O Connections 47
4 Meter I/O Connections
4.1 I/O Index Numbering
When configuring the AccuLoad, I/O points are referred to by their index number.
4.2 Meter Connection Details
4.2.1 PRIME 4 Meter
The AccuLoad uses the I/O connection points in the following table to connect to Smith Meter PRIME 4
meters.
4.2.2 Genesis
The AccuLoad uses the I/O connection points in the following table to connect to Smith Meter Genesis
meters.
Table 23: Prime 4 Connections
AccuLoad Connections Prime 4 Connections
Pulse input A plus White (signal A output)
Pulse input B plus (dual-pulse only) Yellow (signal B output); no connection for single-
channel meters
Pulse input A and B minus connect to DC
ground
+ 24 VDC Red (input power)
DC ground Black (common)
Table 24: Genesis Connections
AccuLoad Connections Genesis Connections
Pulse input A plus Terminal 2 (signal A output)
Pulse input B plus (dual-pulse only) Terminal 3 (signal B output); not used for single-channel
connection
Pulse input A and B minus connect
to DC ground
+ 24 VDC Terminal 1 (input power)
DC ground Terminal 4 (electronics ground)
Terminals 5 through 8 are not used
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