Faraday 8701 Скачать руководство пользователя страница 2

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P/N 315-049480FA-2

Figure 2

Installing the 8701 Wiring

NOTES:
1.

All supervised switches must be held closed and/or open for at least a quarter of a second to guarantee detection.

2. End of line device: 470 ohm, 1/4W resistor, P/N 140-820164.
3. 8701 is polarity insensitive. Line 1 and Line 2 can be either line of the loop.
4. The supervised switches have the following ratings:

Voltage maximum:

27 VDC

Current maximum:

6mA during polling

Contact  resistance  maximum: 10 ohms

Maximum cable length:  200 feet (18 AWG)

C

Line to line

:   0.02uF

C

Line to shield

:   0.04uF

Max line size:  14 AWG

Min line size:  18 AWG

CAUTION:

Ground shield ONLY at the specified location on the Control Panel.

CAUTION:

EOL device must be a 470 ohm, 1/4W resistor. When replacing an existing 8701 on a device loop, you must also replace
the EOL resistor if it is not 470 ohms, 1/4W.

5. The green wire must be connected to earth ground.

a. Use wire nuts to pass the shield wire through the electrical box with 

NO

 connection to the device green wire.

b. Use shielded wire to connect the switch wiring.
c. Tie the switch wiring shield to earth ground.

6. The 8701 draws 1.3mA from the addressable device circuit.
7. All circuits are power limited.

Mounting

The 8701 mounts directly into a single gang switchbox (user supplied)

Connect the appropriate wires using wire nuts.Tuck the 8701 module inside the electrical box and dress
the wiring as required. (See Figure 3.)

BLACK

GREEN

ORANGE

ORANGE

LINE 2

LINE 2

LINE 1

LINE 1

8701

RED

TO NEXT

ADDRESSABLE DEVICE

GROUND

(SEE NOTE 5)

470 OHM, 1/4W

END OF LINE DEVICE

(SEE NOTE 2)

SUPERVISED SWITCH

(SEE NOTES 1 AND 2)

FROM CONTROL PANEL

ADDRESSABLE DEVICE

CIRCUIT OR FROM PREVIOUS

ADDRESSABLE DEVICE

Figure 3

Mounting the 8701

SINGLEGANG

SWITCHBOX

(USER SUPPLIED)

DO NOT

USE REAR

CONDUIT

ENTRY

BLANK SINGLEGANG

SWITCHPLATE

(USER SUPPLIED)

ORG

BLK

GRN

ORG

RED

ALL

CONNECTIONS

ARE

POWER

LIMITED

EART

H

GN

D

LIN

E

2

LIN

E

1

8701

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