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2 2IQEC2/43798 Manual
B&B Electronics -- PO Box 1040 -- Ottawa, IL 61350
PH (815) 433-5100 -- FAX (815) 433-5105
Specifications
Bus: IBM PC ISA Bus
Slot: Requires 1 full length slot for complete IRQ selectability.
When installed in a short slot, IRQs 10-15 will not be available.
The four channel card requires an additional space to mount the
connectors in the back panel. This space does not need a slot
on the motherboard.
Dimensions: 8.75" x 4.4"
I/O connection: 15-pin female D-sub connectors
Interrupt: IRQ 2-7, 10-12, 14, or 15.
Address: Switch programmable, 0 to hex 7F0
RS-422 Differential inputs
Differential input high-threshold voltage 0.2V maximum
Differential input low threshold voltage -0.2V maximum
Input differential voltage range 1.5 to 6 volts
TTL inputs
Input high threshold 2 V Maximum
Input low threshold 0.7 V Maximum
Input voltage range -0.2 to 5.5 volts
TTL outputs
1 mA source @ 4.375 V
5mAsink@0.5V
12 MHz count rate in quadrature 4X mode.
24-bit counters for up to four axes on 2IQEC4
(two axes on 2IQEC2)
Digital filtering of the quadrature clocks
Power Consumption
+5 VDC @ 250 mA
(See additional specifications in Appendix B.)