Chengdu Ebyte Electronic Technology Co., Ltd.
Distributed IO Host (M31 Series) User Manual
Copyright © 2012 , Chengdu Ebyte Electronic Technology Co., Ltd.
19
M31-XXAX0080G:
Symbol
name
Function/Description
DO1
DO1 switch output
DO1 switching output interface, used in conjunction with COM1
COM1
COM terminal of DO1
COM terminal of DO1
DO2
DO2 switch output
DO2 switch output interface, used in conjunction with COM2
COM2
COM terminal of DO2
COM terminal of DO2
DO3
DO3 switch output
DO3 switching output interface, used in conjunction with COM3
COM3
COM terminal of DO3
COM terminal of DO3
DO4
DO4 switch output
DO4 switching output interface, used in conjunction with COM4
COM4
COM terminal of DO4
COM terminal of DO4
DO5
DO5 switch output
DO5 switching output interface, used in conjunction with COM5
COM5
COM terminal of DO5
COM terminal of DO5
DO6
DO6 switch output
DO6 switching output interface, used in conjunction with COM6
COM6
COM terminal of DO6
COM terminal of DO6
DO7
DO7 switch output
DO7 switching output interface, used in conjunction with COM7
COM7
COM terminal of DO7
COM terminal of DO7
DO8
DO8 switch output
DO8 switching output interface, used in conjunction with COM8
COM8
COM terminal of DO8
COM terminal of DO8
VO+
Power output positive pole
The positive pole of the power supply output is the same as the
power supply voltage of the device.
VO+
Power output positive pole
The positive pole of the power supply output is the same as the
power supply voltage of the device.
VO-
Power output negative pole
The negative pole of the power supply output is the same as the
power supply voltage of the device.
Reload
Factory
reset/auto-negotiation
Press and hold for 5-10 seconds to restore factory settings;
double-click within 2 seconds to automatically negotiate the
expansion module
A(RS485)
RS485 A interface
RS485 A interface
B(RS485)
RS485 B interface
RS485 B interface
G(RS485)
RS485G interface
RS485G interface
PE
ground
ground
V-(DC9-36V
)
Negative pole of power
supply
DC (9-36V) power supply negative interface
V+
（
DC9-36V
）
Positive pole of power
supply
DC (9-36V) power supply positive interface
LAN1
Network port
Standard RJ45 network cable interface
