Applications; Specifications - ADLINK Technology PXI-7921 User Manual

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: 24
•
Relay type: DPDT (2 Form C), non-latching
•
Switching capacity:
•
Max. switching current: 2A
•
Max. switching voltage: 220V
•
Max. switching power: 50VA, 60W
•
Failure rate: 10µA
• Contact resistance: 100mΩ max.
•
Relay set/reset time
•
Operate time: 4ms max.
•
Release time: 4ms max.
•
Bounce time: 1ms max.
•
Expected life:
•
Mechanical life: 10
•
Electrical life: 5x10
•
Data transfer: Programmed I/O
Auxiliary Digital I/O
•
Numbers of channel: 3 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: TRG_IN, PXI trigger bus, PXI star trigger in
•
Scanner Advanced destination: S_ADV, PXI trigger bus
2 Introduction
•
♦
Max. carrying current: 2A
8
operations min.
5
operations min. (1A @ 30V
, 125V
DC AC
, resistive load)
AC