RELAY OUTPUT
Number of channels: 8
Relay types
• PCI-7250/7251:
Channel 0-3: SPDT (normal open)
Channel 4-7: SPST (normal open)
• LPCI-7250 / LPCIe:
Channel 0-7: SPDT (normal open)
Contact rating
• PCI-7250/7251
AC: 120 V @ 0.5 A
DC: 24 V @ 1 A
• LPCI-7250 /LPCIe-7250
DC: 30 V @ 2 A
Breakdown voltage: 1000 VRMS
Contact resistance: 100 mΩ
Relay ON/OFF time
• Operate time: 8 ms
• Release time: 8 ms
LED indicators: on-board LEDs for relay status
Expected life
• PCI-7250/7251:
>5x105 operations @ 1 A, 24 VDC
>2x105 operations @ 0.5 A, 120 VAC
• LPCI-7250:
>105 operations @ 2 A, 30 VDC
>5x105 operations @ 1 A, 30 VDC
Data transfers: programmed I/O
ISOLATED DIGITAL INPUT
Number of channels: 8
Maximum input range: 24 V, non-polarity
Digital logic levels
• 0-24 V, non-polarity
Input high voltage: 5-24 V
Input low voltage: 0-1.5 V
Input resistance: 2.2 kΩ @ 0.33 W
Isolation voltage: 5000 VRMS
Data transfers: programmed I/O
General Specifications
I/O connector
• PCI-7250/7251
37-pin D-sub female
• LPCI-7250 / LPCIe
50-pin SCSI-II female
Operating temperature: 0 to 60 °C
Storage temperature: -20 to 80 °C
Relative humidity: 5 to 95%, noncondensing
Power requirements: +3.3V 280mA, +12V 180mA typical
Dimensions (not including connectors): 120 mm x 69 mm
