ZL0139-0A
Page 24 of 24
05145
Installation Guide
Power Monitoring
Series 4000-R
Problem
Cause
Solution
The maintenance wrench icon appears
in the power meter display.
There is a problem with the inputs
to the power meter.
See the Alert sub-menu or the Diagnostic Alert Modbus
Register 146
The display is blank after applying
control power to the meter.
The meter is not receiving adequate
power.
Verify that the meter control power are receiving the required
voltage.
Verify that the heart icon is blinking.
Check the fuse.
The data displayed is inaccurate.
Incorrect setup values
Verify the values entered for power meter setup parameters
(CT and PT ratings, system type, etc.). See the Setup section.
Incorrect voltage inputs
Check power meter voltage input terminals to verify
adequate voltage.
Power meter is wired improperly.
Check all CTs and PTs to verify correct connection to the same
service, PT polarity, and adequate powering. See the Wiring
Diagrams section for more information.
Cannot communicate with power meter
from a remote personal computer.
Power meter address is incorrect.
Verify that the meter is correctly addressed (see Setup
section).
Power meter baud rate is incorrect.
Verify that the baud rate of the meter matches that of
all other devices on its communications link (see Setup
section).
Communications lines are
improperly connected.
Verify the power meter communications connections (see the
Communications section).
Verify the terminating resistors are properly installed on
both ends of a chain of units. Units in the middle of a chain
should not have a terminator.
Verify the shield ground is connected between all units.
Troubleshooting
China RoHS Compliance Information
(EFUP Table)
部件名称
产品中有毒有害物质或元素的名称及含量Substances
铅 (Pb) 汞 (Hg)
镉 (Cd)
六价铬 (Cr(VI))
多溴联苯(PBB)
多溴二苯醚(PBDE)
电子线路板
X
O
O
O
O
O
O = 表示该有毒有害物质在该部件所有均质材料中的含量均在 SJ/T11363-2006 标准规定的限量要求以下.
X = 表示该有毒有害物质至少在该部件的某一均质材料中的含量超出SJ/T11363-2006标准规定的限量要求.
Z000057-0A
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