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Maple Systems MAP450D User Manual

Page 8

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6. Connect the OIT operating cable wires to the terminal block. Refer to

sections 2.1 through 2.3 and Figure 4.

7. Pull out any slack from the OIT operating cable.
8. Rotate the rear of the OIT enclosure back into position while gently pulling

out the new slack generated in the cable as you proceed.

CAUTION: Due to the large size of the ferrite coil, it must be positioned very

carefully. Make sure that when the OIT enclosure halves are brought together, the

ferrite coil is positioned so there is no internal interference. The ferrite coil must be

positioned up against the inside wall of the OIT enclosure with the protruding OIT

operating cable kept short.
9. Tighten the cable strain relief nut.
10. Re-install the four screws into the back of the OIT enclosure
11. Route the operating cable to the host controller and connect.
12. Route the power pigtail to the OIT power supply.
13. Install the wires into the power supply as follows:

RED

+output

BLACK

-output

SHIELD

case ground.

8

MAP450D

1010-0046A, REV 00

RS485

RS232

POWER

2

TB1

RXD

RTS

CTS

TXD

RXD-
TXD-

RTN

TXD+

RXD+

COM

+24V

9

12

10

11

5

6

7

8

4

3

1

Heatshrink tubing

Chassis shield wire

Ferrite coil

Connection to

communication

wires of

Host/Controller

+24V

1

2

Function Pin #

COM

3

RXD+

4

RXD-

5

TXD+

6

TXD-

7

RTN

8

RXD

9

TXD

10

CTS

11

RTS

12

Figure 4 Terminal Block Pinout Connection