Communicating through the internet – SATEC PM135 Manual User Manual

Page 65

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‎Chapter 4 Using PAS Software

Setting up Communications

PM135 Powermeter Series

65

Figure ‎4-3: Protocol Setup Dialog Box

2. In the Protocol box, select the

same communications protocol as
you have set in your meter.

3. In the Response Timeout box,

define the maximum time that PAS
should wait for the meter response
before announcing a failure.

4. In the Break Timeout box, define

the maximum line idle time that PAS
should wait after receiving the last
message character before closing a
connection with the Modbus RTU or
DNP3 protocol. It does not affect
ASCII communications. Note that
this time is added to the message
transfer

time,

and

excessive

increasing it may slow down
communications. If you frequently
receive the “Communication error”
message, try to increase Break
Timeout
.

5. In the Retries box, define the

number of attempts that PAS should
use to receive a response from the
meter

in

the

event

the

communication

fails,

before

announcing

a

communication

failure.

Communicating through the Internet

If you are communicating through the Ethernet port, define the IP address
of your meter on the network.

To configure the meter IP address:

1. On the Instrument Setup tab, select

Internet Site.

2. Click on the Connection tab.

3. Click on the IP address and type in

the IP address of your meter. The
default IP address preset in the
meter

at

the

factory

is

192.168.0.203.

4. In the Protocol box, select the

communications protocol for the TCP
port.

The

meter

provides

Modbus/TCP connections on TCP
port 502 and DNP3/TCP connections
on port 20000. The host port is set
automatically as you select the
protocol. Select Modbus RTU/TCP
for Modbus/TCP or DNP3 for
DNP3/TCP.

5. In the Wait for answer box, adjust

the time that PAS waits for a

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