QSC Q-SYS Core 250i User Manual download pdf (Page 14)

TD-000347-00-B

Q-Sys™ GPIO Signal Speciﬁ cations

GPIO Pin Assignments

DB15 Pin Signal Name Signal Type Description

1 RNO Relay Contact Relay - normally open

2 RNC Relay Contact Relay - normally closed

3 GPIO1 Normal Current GPIO pin

4 GPIO3 Normal Current GPIO pin

5 POWER Power +12 V DC

6 GPIO5 High Current GPIO pin - high current capable

7 GPIO7 High Current GPIO pin - high current capable

8 GND Ground Ground

9 RC Relay Contact Relay - common

10 GND Ground Ground

11 GPIO2 Normal Current GPIO pin

12 GPIO4 Normal Current GPIO pin

13 POWER Power +12 V DC

14 GPIO6 High Current GPIO pin - high current capable

15 GPIO8 High Current GPIO pin - high current capable

GPIO Speciﬁ cations

Relay Pins Normal Current Pins High Current Pins

Maximum Voltage, relative to Ground: 30 V Maximum Input Range: 0 V to 32 V Maximum Input Range: 0 V to 32 V

Maximum Current through Relay: 1 Amp Analog Input Range: 0 V to 24 V Analog Input Range: 0 V to 24 V

Digital Input, Low: 0.8 V maximum

Power Pins

Digital Input, High: 2.0 V minimum

Output Voltage: 11V min, 13V max Digital Output, Low: 0.4 V maximum

Maximum Output Current: 400 mA Digital Output, High: 2.4 V minimum, 3.3 V maximum

Digital Output Impedance: 1k ohm

High Current Output, Low: 0.4 V maximum

High Current Output, High:

Not supported

High Current Output, High: 11 V minimum, 13 V maximum

High Current Output, sink: 280 mA

High Current Output, source:

Not supported

High Current Output, sink or source: 280 mA

NOTE:

The maximum current sourced by one GPIO connector (including both High Current and Power Pins) is 400 mA.

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QSC Q-SYS Core 250i User Manual Page 14