
BBG1040ACO-OM (V1.4)
BBG-1040-ACO PRODUCT MANUAL
2-5
Installation
GPIO Connections
Figure 2-4 GPIO Connector Pinouts
IN 1
G
IN 2
G
GPI 1
GPI 2
Removable Phoenix plug
view oriented with top
(screw terminals) up
Rear module
PCB connector
2 1 G
GPI Port Connections
OUT 2
G
OUT 1
G
GPO 2
GPO 1
Rear module
PCB connector
1 2 G
GPO Port Connections
GPIO uses equivalent opto-isolated circuits shown below.
GPO
GPO COM
GPI
10 k
Ω
+3.3V
GPO from
card control
GPI to
card control
V+
GPO Specifications:
Max I: 120 mA
Max V: 30 V
Max P: 120 mW
Pullup R >500
Ω
resistor is recommended when using 5V control.
GPI Specifications:
GPI LO @ Vin < 1.5 V
GPI HI @ Vin > 2.3 V
Max Vin: 9 V