Measurement Computing USB-DIO24H/37 - Manual (Page 17)

USB-DIO24H/37 User's Guide Specifications
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Note 7: Refer to the available source/sink current level listed in the "Digital input/output" section.
General
Table 5. General specifications
Parameter Conditions Specification
USB controller clock error 25 °C ±30 ppm max
0 to 70 °C ±50 ppm max
Device type USB 1.1 low-speed
Device compatibility USB 1.1, USB 2.0
Environmental
Table 6. Environmental specifications
Operating temperature range 0 to 70 °C
Storage temperature range -40 to 85 °C
Humidity 0 to 90% non-condensing
Mechanical
Table 7. Mechanical specifications
Dimensions 119 mm (L) x 84 mm (W) x 14 mm (H)
USB cable length 3 meters max
USB cable type A-B cable, UL type AWM 2527 or equivalent. (min 24 AWG
VBUS/GND, min 28 AWG D+/D-)
User connection length 3 meters max
Main connector and pinout
Table 8. Connector specifications
Connector type 37-pin D-type
Compatible cables C37FF-x unshielded ribbon cable. x = length in feet.
C37FFS-x cable shielded round cable. x = length in feet.
Compatible accessory products (with the
C37FFS-x and C37FF-x cable) SCB-37
CIO-MINI37
CIO-MINI37-VERT
CIO-ERB08
CIO-SERB08
CIO-ERB24
CIO-SPADE50
SSR-RACK08
SSR-RACK24