Data Sheet

Ref. IS.MDUINO.XXX
7.2.2 Relay Shield
1
See section 8 to select suitable switch configuration for (10 to 24Vdc/An-Dig) configurable I/Os.
2
See section 8 to select suitable switch configuration for enable these connections.
B Zone
M-Duino
Connector
Arduino Pin
Function
3
R0.8
R0.7
R0.6
R0.5
R0.4
A0.2
1
A0.1
1
A0.0
1
GND
Q0.2
1
Q0.1
1
Q0.0
1
GNDCOM
24VCOM
37
38
39
40
24
6
5
4
GND
6
5
4
--
--
Relay Out
Relay Out
Relay Out
Relay Out
Relay Out
Analog Out
Analog Out
Analog Out
GND
Digital/PWM Out
Digital/PWM Out
Digital/PWM Out
External Isolated Out Gnd
External Isolated Out Vdc
B Zone
M-Duino
Connector
Arduino Pin
Function
2
R0.3
R0.2
R0.1
GND
I0.5
I0.4
I0.3
I0.2
I0.1
2
(-)I0.1
I0.0
2
(-)I0.0
25
22
23
GND
A3
A2
A1
A0
3
--
2
--
Relay Out
Relay Out
Relay Out
GND
Analog/Digital Input
Analog/Digital Input
Analog/Digital Input
Analog/Digital Input
Interrupt 1 In
GND I0.1
Interrupt 0 In
GND I0.0
Top Zone
Led indicator I/Os state
RELAY Outputs
ANALOG Output (Switch
Configuration)
DIGITAL/PWM Outputs
(isolated)
.
RELAY Outputs
ANALOG/DIGITAL Inputs
INTERRUPT Inputs (isolated)
Configuration Switch*
(see section 8 to select correct
configuration for outputs).