User Manual
Yifan Industry Co., Ltd.
Page 14 of 41
Tel: +86 592 5222813 Fax:+86 592 6101492
Email: [email protected] , [email protected]
Website: www.yifanwireless.com
Power adapter and communication cable connection chart as following:
2.4 Power
The power range of the IP MODEM is DC 5
~
35V
Warning:
When we use other power, we should make sure that the power can supply power
above 4W.
We recommend user to use the standard DC 12V/0.5A power adaptor.
2.5 Indicator Lights Introduction
The IP MODEM provides three indicator lights:
“
Power
”
,
“
ACT
”
,
“
Online
”
.
Indicator
Light
State
Introduction
ON
IP MODEM is powered on
Power
OFF
IP MODEM is powered off
BLINK
Data is communicating
ACT
OFF
No data
ON
IP MODEM has logged on network
Online
OFF
IP MODEM hasn
’
t logged on network
Communication Interface: RS232
Communication Interface: RS485
M240 Terminal
Block Interface
User Device
(DB9M)
User Device
1
2
3
4
5
6
7
8
9
10
11
12
RX
GND
TX
A
B
IO1
IO2
IO3
IO4
PWR
GND
IO5
+
Anode
-
Cathode
A
B
M240
Terminal
Block Interface
1
2
3
4
5
6
7
8
9
10
11
12
RX
GND
TX
A
B
IO1
IO2
IO3
IO4
PWR
GND
IO5
1
2
3
4
5
6
7
8
9
GND
TX
RX
+
Anode
-
Cathode
RX
