Enmet AM-5150 Bedienungsanleitung PDF herunterladen (Seite 5)

AM-5150 ENMET Corporation

2.3 Circuit Board Features

The Display Panel is attached by a cable and is released by unscrewing the 4 screws located in the corners. After releasing the

panel, it is swung upward, exposing the interior of the enclosure. The Circuit Board is mounted at the back surface of the

enclosure interior. Features are shown in Figure 2.

Feature Description

Relay Terminals:

J14, J15, J16, J17

This group of terminals is located on the Circuit Board.

For the contacts for each of three alarm relays, and for the contacts of a fault relay.

See Section 3.3

Terminal J12

For V

back-up power in and the 4-20 mA output. See Section 3.1.2

Sensor Terminal J8

Sensor connection, See Section 3.2

Data Terminal J19

RS-485 input/output

Potentiometer 4

Sensor heater voltage adjustment, See Section 3.2.1

Potentiometer 2 & 3

Not used in AM-5150 Do Not Adjust

Figure 2: AM-5150 Circuit Board Features

Relay Terminals

J14, J15, J16, J17

Relays

K1, K2, K3, K4

Terminal J12

DC Power In

20mA Output

485 Input/Output

Terminal J19

Sensor Heat

er Voltage

Adjustment POT 4

POT 2

Sensor

Connection

Terminal J8

POT 3

1 2 3 4 5 6 7 8 9 10 ... 22 23

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Enmet AM-5150 Bedienungsanleitung Seite 5