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AMETEK SFA Series User Manual

Page 37

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Sorensen SFA Series

Operation

Refer to Figure 3-2 and the corresponding descriptions below for an explanation
of rear panel connectors.

18

17

16

15

14

13

11 12

10

Figure 3-2. Rear Panel Connectors (3U model shown)

10

DC OUTPUT: Positive (+) and negative (–) outputs. Threaded studs for 5-15kW models; bus bars
for 20-30kW models.

11

ANALOG CONTROL Connector (J1): I/O connector for input programming and analog
output monitoring signals as well as status indication and remote shutdown signals.
See Table 3–1 for individual pin descriptions.

12

SENSE Connector (J3): Input connector for load voltage sensing to provide a more
accurate voltage measurement for remote voltage readback and front panel voltage
meter display (see Section 3.4).

13

PARALLEL IN Connector: Allows master/slave configuration of up to five units when
connected to another unit’s PARALLEL OUT connector (see Section 3.8).

14

PARALLEL OUT Connector: Allows master/slave configuration of up to five units when connected
to another unit's PARALLEL IN connector (see Section 3.8).

15

RS232 Connector: Optional RJ-11 connector for remote control.

16

Dipswitch: Eight–position dipswitch to configure an SFA Series unit with an IEEE option.

17

GPIB Connector: Optional connector for remote control.

18

AC Input Bus Bars: Connection for 3-phase AC and Ground.

M550292-01 Rev G

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