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Chapter 4 Setup Menus
23
Table 4-2 Communications Options (
∗
default setting)
Code Parameter
Options
Description
Prot Communications
protocol
ASCII
∗
rtu
dnP3
ASCII protocol
Modbus RTU protocol
DNP3.0 protocol
rS Interface
standard
232
1
RS-232
interface
422
RS-422
interface
485
∗
RS-485 interface
Addr Address
0
2
- 99 ASCII (1
∗
)
1
∗
- 247 Modbus
0 - 255 DNP3.0 (1*)
Device address
bAud
Baud rate
110
110 baud
300
300
baud
600
600
baud
1200
1200
baud
2400
2400
baud
4800
4800
baud
9600
∗
9600 baud
19.20
19,200 baud
dAtA
Data format
7E
7 bits, even parity
8n
∗
8 bits, no parity
8E
8 bits, even parity
H.Sh
1
Flow
control
nonE
∗
No flow control
(handshaking)
SOFt Software
(XON/XOFF)
Hard
Hardware
(CTS)
rtS
1
RTS
control
nonE
∗
RTS is not used
Forc
RTS is forced asserted
CtrL
RTS is controlled by the meter
(asserted during the transmission)
CPtb ASCII
compatibility
mode
diS
∗
, En
Disables/enables ASCII
compatibility mode. For more
information, see ASCII
Communications Protocol
Reference Guide
1
COM1 port only
2
Device with address 0 will reply to all incoming addresses. Address 0 must not
be used in multi-point RS-422/RS-485 connections.
Содержание PM172EH Series
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