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NetSure
™
-48V DC Power System
Quick Start Guide, QS582127000 (Issue AC, December 10, 2013)
Connecting a Device or System to the ACU+ CAN Bus
A supporting device or system may be connected to the ACU+ CAN Port. Refer to
Refer also to the external device's or system's instruction manual.
General Procedure
1.
Remove the CAN termination plug from the bottom CAN connector on the System Interface circuit card of the last bay (see
Figure 21
for location). Connect the device or system to the bottom CAN connector on the System Interface circuit card of the
last bay. Refer to
Table 7
Optional SM-Temp Module Procedure
The analog output of the SM-Temp Module may be connected to an ACU+ temperature port input. In lieu of connecting the analog
output of the SM-TEMP module to an ACU+ temperature port input, the SM-TEMP module can simply be connected at the end of the
ACU+ CAN bus (requires ACU+ version 3.02 or later). Refer to the SM-Temp Module Instructions (UM547490) for details.
CONNECTING THE SM-TEMP MODULE TO THE ACU+ CAN BUS
1.
Remove the CAN termination plug from the bottom CAN connector on the System Interface circuit card of the last bay.
Connect the SM-Temp Module CAN bus to the bottom CAN connector on the System Interface circuit card of the last bay. Refer
to
Table 7
for pin-outs. Ensure the last SM-Temp Module (or if only one) has a CAN termination strap as shown in the SM-Temp
Module Instructions (UM547490).
Table 7.
CAN Connections
Spec. No: 582127000
Model No: 721
NPBB
for pin-outs. Refer also to the external device's or system's instruction manual.
ACU+ CAN
Port (RJ-45)
Pin Number
Function
1
CAN L
2
CAN H
3
4
5
6
7
8
Figure 21
for location. Refer to
SM-Temp Module
CAN Port
Pin Number
TB1-5 (CAN L)
TB1-3 (CAN H)
--
--
--
--
--
--
--
--
--
--
--
--
[40]
Table 7
for pin-outs.
Code: QS582127000
Issue AC, December 10, 2013
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