Chengdu Ebyte Electronic Technology Co., Ltd.
Distributed IO Host (M31 Series) User Manual
Copyright © 2012 , Chengdu Ebyte Electronic Technology Co., Ltd.
20
M31-AXAX4040G:
Symbol
name
Function/Description
DI1
DI1 switch input
DI1 switch input interface, used in conjunction with COM1
COM1
COM side of DI1
COM terminal of DI1
DI2
DI2 switch input
DI2 switch input interface, used in conjunction with COM2
COM2
COM side of DI2
COM2 end of DI2
DI3
DI3 switch input
DI3 switch input interface, used in conjunction with COM3
COM3
COM side of DI3
COM side of DI3
DI4
DI4 switch input
DI4 switch input interface, used in conjunction with COM4
COM4
COM side of DI4
COM side of DI4
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
VO+
Power output positive pole The positive pole of the power supply output is consistent with the
power supply voltage of the device.
VO+
Power output positive pole The positive pole of the power supply output is consistent with 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