Honeywell 51401653-150

To replace a non-redundant controller IOTA board, perform the following steps.

1.On the defective IOTA, loosen screws at each side of the module cover that secures the controller module tothe IOTA board.

2.Carefully remove the controller module from the IOTA board and connector.

3.Label and disconnect all cables from the IOTA board connectors, (yellow and green FTE cables, gray andviolet I/OLink cables, and Battery cable).

4.Loosen the four mounting screws only half-way that secure the IOTA board to the channel.

5.Remove completely the four mounting screws securing the IOTA board to the channel and remove the IOTA.

6.Place screws, washers, and spacers aside for reassembly.

7.Assemble screws, washers, and spacers on the new IOTA board. Mount new controller IOTA board on thechannel at the same position as the old IOTA board.

8.Insert and thread the four mounting screws only half-way to attach the IOTA board to the channel. Do nottighten.

9.Tighten the four mounting screws securing the IOTA board to the channel.

10.Set the Device Index address to the same address as the old IOTA using the three rotory FTE DEVICEINDEX switches.

11.Connect FTE-A and FTE-B Ethernet link cables to the RJ-45 connectors on the C300 IOTA board.

12.The yellow Cat5 cable connects to the FTEA connector on the IOTA.

13.The green Cat5 cable connects to the FTEB connector on the IOTA.

14.Connect I/O Link cables to the IOTA board, if present.

A.Connect the gray I/O LINK cable to IOL1A and IOL1B for IOLINK 1 interface of the controller.

B.Connect the violet IOLINK cable to IOL2A and IOL2B for IOLINK 2 interface of the controller.

15.Install the two-wire twisted pair battery cables onto the Memory Hold Up connector on the left side of theIOTA board.

16.Insert the controller module onto the IOTA board making sure that the controller circuit board matesproperly with the IOTA board connector.

17.Secure the controller module to the IOTA board with two screws located at each side of the plastic cover.

18.The controller will boot-up into an Alive state or a NODB operating state.

19.In Control Builder, perform a Load with Contents to the controller.

To replace a Series 8 I/O module:

You have logged onto Control Builder with sufficient security level to make control strategy changes. Youcan perform the following tasks:

A.You can remove and install the Series 8 IOM under power.

B.Ensure you take ESD hazard precautions when handling the module and IOTA

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