Patton electronic 2121 User Manual download pdf (Page 6)

Power-up 2121 via DB-15 Connector on Pin 15

Place strap position 1 and 2 on J3 for DC power supply. See

figure 6 below.

Power-up 2135C via M/34 Connector on Pin KK

Place strap position 1 and 2 on J3 for DC power supply.

See figure 6 below.

Power-up 2121 via DB-15 Connector on Pin 14

Place strap position 3 and 4 on J3 for DC power supply. See figure 7

below.

Power-up 2135C via M/34 Connector on Pin NN

Place strap position 3 and 4 on J3 for DC power supply. See figure 7

below.

4.3.2 DC Power

Supply DC power directly to the power supply jack. DC

power supplied must be +5VDC ±5%, 500mA minimum, cen-

ter positive, and can be supplied via a barrel type plug with

2.1/5.5/10mm I.D./O.D./Shaft Length dimensions. For this

powering option, set J3 to position 7 and 8 as shown in figure

4 (factory default).

The 36-60 VDC DC to DC adapter supplied with the DC

version of the Model 2121/2135C plugs in a DC source (nom-

inal 48VDC) and plugs into the barrel power supply jack on

the rear of the 2121/2135C. See Figure 5 below. For this

powering option, set J3 to position 7 and 8 as shown in figure

4 (factory default).

DC power (+5VDC) can also be supplied via pins 14 or

15 on the DB-15 connector for the Model 2121. DC power

(+5VDC) can also be supplied via pins KK or NN on the

M/34 connector for the Model 2135C.

WARNING!There are no user-serviceable parts in the

power supply section of the Model 2121/2135C.For more

information, please contact Patton Electronics Technical sup-

port at

(301)975-1007

, via our web site at

http://www.patton.com, or by e-mail at [email protected].

Figure 5:Connecting DC Power to the 2121/2135C DC Power Supply.

+ Vin

To Power

Supply Jack

- Vin

To -48VDC

Source

Figure 6.Strap positions 1 and 2 on J3

Figure 7.Strap positions 3 and 4 on J3

1 2 3 4 5 6 7 8 9 10 11 12

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Patton electronic 2121 User Manual Page 6

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