Features
- PXI specifications Rev. 2.2 compliant
- 3U Eurocard form factor, CompactPCI compliant (PICMG 2.0 R3.0)
- PICMG 2.1 R2.0 CompactPCI Hot Swap specifications compliant
- 24-CH DPDT (2 Form C) non-latching relays
- Switching capacity
2 A switching, 2 A carrying
220 Vdc, 125 Vac - Onboard 1 k-sample scan list for deterministic scanning
- Handshaking signals for external instruments synchronization
- Design for safety-critical applications
- Hardware emergency shutdown with programmable relay safety status
- Watchdog timer from 1 ms to 420 s with programmable relay safety status
- Multiple modules synchronization through PXI trigger bus and star trigger
- Fully software programmable
- Configuration:
- 1-wire: 1 x 48x1 multiplexer
- 2-wire: 1 x 24x1, 2 x 12x1, 4 x 6x1 multiplexer
- 4-wire: 1 x 12x1 multiplexer
- Relay Characteristics
- Number of channels: 24 (2-wire)
- Relay type: DPDT (2 Form C), non-latching
- Switching capacity:
Max. switching current: 2 A
Max. switching voltage: 220 Vdc, 125 Vac
Max. switching power: 60 W
Max. carrying current: 2 A - Contact resistance: 100 mΩ max.
- Relay set/reset time:
Operate time: 4 ms max.
Release time: 4 ms max. - Expected life:
Mechanical life: 10^8 operations min.
Electrical life : 5x10^5 operations min.
(1 A @ 30 Vdc, resistive load) - Data transfer: programmed I/O
- Handshaking Signals
- Programmable polarity
- Logic level: 3.3 V/TTL (5 V tolerant)
- TRG_IN source: PXI trigger bus, PXI star trigger input
- S_ADV destination: PXI trigger bus, PXI star trigger outputs (in the star trigger slot)
- Safety Functions
- Emergency shutdown
Logic level: 3.3 V/TTL (5 V tolerant)
Active with logic low - Watchdog timer
Base clock available: 10 MHz, fixed
Counter width: 32-bit - General
- I/O Connector: 62-pin D-sub male
- Operating temperature: 0˚C to 55˚C
- Storage temperature: -20˚C to 70˚C
- Relative humidity: 5% to 85% non-condensing
- Power requirements: (when all relays are ON): +5V 1 A, +3.3 V 400 mA
- Certifications
- EMC/EMI: CE, FCC Class A
- Operating Systems
- Windows Vista/XP/2000/2003
- Recommended Software
- VB/VC++/BCB/Delphi
- DAQBench
- Driver Support
- ADL-SWITCH for Windows
- PXI-7921 - 24-CH 2-Wire Multiplexer Module
- Terminal Boards
- TB-6221-01 - Multiplexer Switch Terminal Board with One 62-Pin D-Sub Female Connector
- Cable
- ACL-10262 - 62-pin D-Sub M/F cable
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