Functional Details; Components - Measurement Computing USB-SSR08 User Manual

Functional Details

Components

The USB-SSR08 has the following internal components, as shown in Figure 6.
Two (2) USB connectors

Two (2) external power connectors

PWR LED

USB LED

I/O module type switch (

Control logic polarity switch (

Power-up state configuration switch (

Screw terminals (eight pairs) and module status LEDs

1
USB output connector (
2
USB input connector (
3
Power output connector (
4
Power input connector (
5 Relays
6 Relay screw terminals and module status LEDs
)
S1
)
S2
)
S3
USB OUT
)
USB IN
)
POWER OUT 9 VDC
POWER IN
)
Figure 6. USB-SSR08 components
11
7 Power-up state configuration switch (S3)
8 I/O module-type switch (S1)
9 USB
) LED
10 PWR
LED
11 Control logic polarity switch (S2)
Chapter 3