ABB SmarTac User Manual

5.2 SmarTac board activation error
Description
The SmarTac board does not activate correctly.
Possible causes
1 The board is not supplied with power or the sensing surface of the torch is
shorted to ground. See SmarTac board not "on" on page 75 and False-positive
torch contact on page 77.
2 Turn on doSE_SENSOR and turn off doWIRE_SEL and doSE_REF. When the
part is not in contact with the torch sensing surface, the following green LEDs
on the SmarTac board should indicate the following: D22 Search Refoff D23
Search Sensor Validon If not, check that terminals 4 and 7 have 24VDC
present when referenced to ground. If not, check the SmarTac wiring per the
schematics in section Electrical Reference in the SmarTac hardware manual.
Also check the system parameters. If nothing can be found wrong with the
wiring or the system parameters, replace the SmarTac board.
3 Turn on doSE_REF. When the part is not in contact with the torch sensing
surface, the following green LEDs on the SmarTac board should indicate the
following: D22 Search Refon D23 Search Sensor Validon If not, check that
terminals 4 and 7 have 24VDC present when referenced to ground. If not,
check the SmarTac wiring per the schematics in section Electrical Reference
in the SmarTac hardware manual. Also check the system parameters. If
nothing can be found wrong with the wiring or the system parameters, replace
the SmarTac board.
76 Application manual - SmarTac
3HAC024845-001 Revision: A
© Copyright 2004-2016 ABB. All rights reserved.
5 Trouble shooting
5.2 SmarTac board activation error

ABB SmarTac Specifications

General

Brand	ABB
Model	SmarTac
Category	Accessories
Language	English