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Dbk40 - specifications – Measurement Computing DBK40 User Manual

Page 3

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Connect your analog signals to the unit as you would to any other BNC connector. The outer shell is
ground; the center pin is the signal.

The figure below shows connections for single-ended and differential inputs. In the differential mode,
channels 0 to 7 are high; 8 to 15 are low (0 & 8, 1 & 9, 2 &10, etc).

DBK40 - Specifications

Name/Function: BNC Analog Interface Module

Connection: Male DB37 mates with P1.

Analog Input Connection: One BNC connector for each of 16 analog input channels.

Single-Ended Mode: Center conductor carries signal, outer conductor carries signal ground.

Differential Mode: Center conductor of two adjacent BNC connectors carries high and low input signals; the

outer conductors of both are attached to system ground.

Analog Output Connection: One BNC connector for each of 2 analog output channels;

center conductor carries signal, outer conductor carries signal ground.

TTL Trigger Input Connection: One analog output BNC connector can be switched to provide a TTL trigger

input connection; in TTL mode, the second analog output channel is unavailable on the BNC
connector.

Size: 6.8" wide × 5.3" long × 2.3" high

Weight: 21 oz

Length of Supplied Cable: 6 ft

DBK Option Cards and Modules

879795

DBK40, pg. 3