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9-3
Section
Maintenance
166
and start again. If the pin appears to have entered the slot properly, push the
Relay into the slot as far as it will go.
3. When the Relay has been pushed inside as far as it will go, raise the lever so
that it is covering the top of the Relay.
With the following Units, a malfunctioning Cassette can be replaced.
Transistor Input Units (with terminal block):
GT1-ID16, GT1-ID16-1
Transistor Output Units (with terminal block):
GT1-OD16, GT1-OD16-1
Analog Input Unit (with terminal block):
GT1-AD04
Analog Output Unit (with terminal block):
GT1-DA04
Note
1. Check that the internal power supply for the I/O Unit and the power supplies
for the I/O and I/O Interface Units are all OFF before performing Cassette
replacement.
2. Other I/O Units are not designed to house a Cassette. In order to avoid trying
to attach a Cassette to an incompatible Unit, check the I/O Unit first.
Use the following procedure to replace the Cassette. The GT1-AD04 is used as
an example. The same general procedure applies to other Units.
1, 2, 3...
1. For the Analog Input and Output Units, with the top part of the Cassette
pressed down, pull the Cassette outwards (see diagram below). For the
Transistor Input and Output Units, with the bottom part of the Cassette
pressed up, pull the Cassette outwards.
2. Insert the new Cassette as far as possible into the space, taking care about
its orientation. After doing so, try to gently pull the Cassette outwards to
check whether it is secure.
Replacing the Cassette
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Страница 2: ...PRT1 COM GT1 Series PROFIBUS DP MULTIPLE I O TERMINAL Operation Manual Produced December 1999 ...
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Страница 187: ...Cat No W900 E2 1 Note Specifications subject to change without notice December 1999 Authorized Distributor ...