GE EPM 9650/9800 User Manual

7-1

Chapter  7

EPM  Programmable  Settings  Blocks

Q

The EPM Modbus Register Map can be found in Chapter 2.  This chapter gives a detailed 
description of each of the Programmable Settings Blocks.  

7.1:  Communication Settings Block (45057-45074)

• Device Address - 2 bytes, unsigned integer, ranging from 0000H to FFFFH

• Protocol - 1 byte, unsigned integer.

• Baud Rate - 1 byte, unsigned integer.

• Parity - 1 byte, unsigned integer.

• Stop Bits - 1 byte, unsigned integer.

• Data Bits - 1 byte, unsigned integer.

• Response Delay - 1 byte, unsigned integer.

• Port Mode - 1 byte, unsigned integer.  The value 1 means Master; value 0 means Slave.  Port 1 is

always a Slave.

7.2:  Limit Settings Block (45077-45204)

Limit Comparisons - Internal Representations

An EPM device has 32 Limits Objects.

Q

Each Limit Object performs two independent comparisons with a selected computed value and 
combines them into a combined output. Information needed to perform these actions: channel 
identification, comparison values, comparison directions and combination type.

0

Modbus ASCII

4800

None

5

0.00

1

Modbus RTU

9600

Even

6

0.25

2

DNP 3.0

19200

Odd

7

0.50

3

38400

Mark

8

0.75

4

57600

Space

1.00

5

115200

1.25

6

1.50

7

1 stop

1.75

8

1.5 stop

2.00

9-14

2.25-3.50

15

2 stop

3.75

16-255

4.00-63.75