Omega Engineering OMB-CHARTSCAN 1400, User Manual

Page: 53 / 273

Hardware 3-21
Connecting the Expansion Chassis to ChartScan
Mounting Block
(1 of 4)
ChartScan
Ribbon Cable
CA-154 (Included)
Connector PH401
(on back side of
Analog Backplane Board)
Expansion
Chassis
Cover Plate
Screw (1 of 2)
Cover Plate
Cross Section of Mounting Block
4. Insert one end of the included 40-conductor ribbon cable (CA-154) into ChartScan’s connector PH401. PH401 is
located above the uppermost signal conditioning connector on the top edge of the analog backplane card. See the
following figure,
Connecting the Backplane Cards .
JP
302
C
356
C353
39 1
C352
PH501
Expansion Backplane Card, Partial
Located In Expansion Chassis
Analog Backplane Card, Partial
Located In ChartScan Main Chassis
Connecting the Backplane Cards
CA-154
Connects to
PH401 and PH501
2
40
PH401
Note: Ribbon cable (CA-154) is “keyed” for proper installation.
5. Using the same front/back orientation, position the expansion chassis on top of the ChartScan unit, then insert the
remaining end (of cable CA-154) into expansion chassis connector PH501, on rear of PC board.
6. Secure the expansion chassis to the ChartScan unit with two machine screws (B) for each of the four mounting
blocks installed in step 3.
7. Install the cover plate (removed in step 2) onto the expansion chassis, and secure with two screws.