2 • Introduction
1.2 Applications
•
Industrial ON/OFF control
•
External high power relay driving and signal switching
•
Laboratory automation
•
Industrial automation
•
Switch contact status sensing
•
Limit switch monitoring
•
Cooperating with other modules such as A/D and D/A peripherals to
implement a data acquisition and control system
1.3 Specifications
Relay Output
•
Number of channels: 16
•
Relay type: SPDT (1 Form C), non-latching
•
Switching capacity:
•
Max. switching current: 3A
•
Max. switching voltage: 220V
DC
, 250V
AC
•
Max. switching power: 50VA, 60W
♦
Max. carrying current: 3A
•
Failure rate: 10µA
•
Contact resistance: 150mΩ max.
•
Relay set/reset time
•
Operate time: 5ms max.
•
Release time: 5ms max.
•
Bounce time: 3ms max.
•
Expected life:
•
Mechanical life: 10
8
operations min.
•
Electrical life: 10
6
operations min. (0.4A @ 12V
AC
, resistive load)
•
Data transfer: Programmed I/O
Auxiliary Digital I/O
•
Numbers of channel: 8 inputs/outputs
•
Compatibility: 3.3 V/TTL (5V tolerant)
•
Data transfers: programmed I/O
Handshaking Signals
•
Programmable polarity
•
Logic level: 3.3 V/TTL (5V tolerant)
•
Trigger In source: AUX1, PXI trigger bus, PXI star trigger in
•
Scanner Advanced destination: AUX0, PXI trigger bus
