Pdu/rpp alarms (fc 02) – Eaton Electrical 1000 User Manual

Page 61

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MODBUS REGISTERS

EATON Power Xpert

®

Gateway Series 1000 Card User’s Guide

S 164201670 Rev 1

57

Table 3. PDU/RPP Registers (FC 04) (continued)

Bytes

Data Type

Register

Name

I A out THD

8014

FLOAT

4

I B out THD

8016

FLOAT

4

I C out THD

8018

FLOAT

4

VA in THD

8042

FLOAT

4

VB in THD

8044

FLOAT

4

VC in THD

8046

FLOAT

4

VA in THD

8048

FLOAT

4

VB in THD

8050

FLOAT

4

VC in THD

8052

FLOAT

4

CFph A out

8312

FLOAT

4

CFph B out

8314

FLOAT

4

CFph C out

8316

FLOAT

4

Output Frequency

11002

FLOAT

4

Input Frequency

11004

FLOAT

4

Current Time

12203

TIME

6

PDU/RPP Alarms (FC 02)

The PDU/RPP monitors the condition of several parameters and can
activate an alarm status if a parameter is out of range. For example, if
the input frequency is too high or too low, the PDU/RPP can set the
Input Frequency Fault Alarm.

To read the Input Frequency Fault Alarm, set the Modbus program to
Unit ID 1 and coil address 1008:

IP: <IP address of PDU>
Unit ID: 1
Starting Register: 1008
Number of Registers: 1
Function Code: 02

The PDU/RPP returns a single register that is a BOOL value (0 or 1),
indicating if the alarm is active or not active.

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