Installation

Do not use the instructions packaged with the D8129: They do not include instructions for connecting the module to the D9112 panel. Follow the instructions below.

Set the switches on the OctoRelay before you install it in the enclosure. See Configuring the D8129 OctoRelay. You can install the OctoRelay in the enclosure with the D9112 (see Figure 2) or in an adjacent enclosure not more than 5 feet from the D9112. Use 16 to 22 AWG wire.

Follow the procedure below to install OctoRelays in the enclosure with the D9112.

1.Align the module with one of the mounting locations in the enclosure. See Figure 2.

2.Use the screws provided with the module to secure it in the enclosure.

Use the D137 Mounting Bracket to install OctoRelays in enclosures with no module mounting locations available.

Wiring Connections

Power down the panel to connect OctoRelays as shown in Figure 17. Note that OctoRelays for relay numbers 1 to 64 connect to ZONEX 1, terminal 28 on the D9112. OctoRelays for relay numbers 65 to 128 connect to ZONEX 2, terminal 26 on the D9112.

Only one OctoRelay is shown wired to each ZONEX bus in Figure 17. Wire additional OctoRelays in parallel. Review the Power Outputs section of this manual to be sure you provide enough power for the relays.

D9112

ZONEX OUT 1

28

ZONEX IN 1

27

ZONEX OUT 2

26

ZONEX IN 2

25

ZONEX POWER +

24

 

ZONEX COMMON 23

D8125

POPEX

(-) (-)

(+)

(+)

GND

OUT

IN

AUX

(-) (-)

(+)

(+)

GND

OUT

IN

AUX

1 2 3 4 5 6 7 8

DATA

D8129 OCTORELAYS FOR RELAY

AUX

NUMBERS 1 TO 64. CONNECT

GND

OCTORELAYS IN PARALLEL.

1

2

3

4

5

6

7

8

 

DATA

D8129 OCTORELAYS FOR RELAY

 

AUX

NUMBERS 65 TO 128. CONNECT

 

GND

 

OCTORELAYS IN PARALLEL.

Figure 17: D8129 OctoRelay Connections

 

D9112 Operation & Installation Manual

 

74-06144-000-C 2/96

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© 1993-1996 Radionics

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Bosch Appliances D9112 installation manual Installation, Wiring Connections