Verifying Plc Programs; Recording Plc 2 Family Programs - Allen-Bradley 1770-SB User Manual

Data cartridge recorder
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Verifying PLC Programs

Recording PLC 2 Family
Programs
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Procedures for recording and loading include steps for verifying
programs. Verification is done by the PLC programmable controller. If
using a cat. no. 1774-TB, series B revision C or earlier program panel
interface module, do not attempt to verify the tape after data table values
have had a chance to change. With later modules, the data table is
checked only if it has not had a chance to change, allowing you to verify
the program at any time by using the following procedure:
1.
Install the recorder as described in chapter 3.
2.
Set the BAUD RATE switch to 1200 baud. Select the track
containing the desired program.
3.
Set the power ON/OFF switch to the ON position.
4.
Insert a data cartridge into the recorder.
5.
Wait for the recorder to complete the repacking operation.
6.
Set the switch on the cassette recorder interconnect cable to the
VERIFY AND RECORD position.
7.
Press the READ FROM TAPE switch on the recorder.
8.
Wait for the READ FROM TAPE indicator to turn off and the tape to
stop.
9.
If errors are found, the ERROR indicator on the program panel
interface module or the on-line programming module illuminates.
Use the following procedure to record PLC-2 family programs:
1.
Install the recorder as described in chapter 3.
2.
Set the BAUD RATE switch to 1200 baud. Set the TRACK
SELECT switch to track 1 or track 2.
3.
Set the power ON/OFF switch to the ON position.
4.
Be sure that the write protect tab on the data cartridge is positioned
to the left, and insert a data cartridge into the recorder.
5.
Wait for the recorder to complete the repacking operation.
6.
Place the cursor on the first program instruction.
7.
Press [RECORD][0]on the industrial terminal keyboard.
8.
Press the RECORD ON TAPE pushbutton.
9.
Wait for the RECORD ON TAPE indicator to turn off and for the
tape to stop.
10. Press the STOP/REWIND pushbutton.
Chapter 4
Operation
4 5

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