Remote Programming

TM 11-6625-444-14-2

f. Select the appropriate V RANGE if the ap-

3-10. Remote Programming

proximate value is known; if the voltage is un-

All of the functions and ranges of the voltme-

known or its range will be extensive, select the

ter may be controlled remotely, with the excep-

autoranging mode by pushing the AUTO switch

tion of AC power, RATlO FULL RANGE ADJ.,

to the in Position.

GUARD NORM/EXT, INPUT FRONT/REAR; via

t h e REMOTE PROGRAM INPUT connector

h. Observe the display. It will indicate the

located on the rear panel. Refer to table 3-4 for

measured direct-coupled true rms ac voltage

information regarding remote programming.

combined with the dc level on which it is su-

per-imposed. (See figure 3-6.)

NOTE

A logic IOW (0 to + 0.5 V) at the re-

spective pin of A2J16 actuates the

g. Push the POWER switch to the ON posi-

associated function.

tion.

Table 3-4. Remote Program Connector, A2J16

A2J16

Function

Pin No.

Function

Pin No.

Digital COMMON (

)

HOLD (See note)

OHMS

RANGE

AC VOLTS

RESET > 1 usec

FILTER LP/10 kHz

2 V/ 20 k

RANGE

AC + DC VOLTS

SLOW RESPONSE*

20 V/200 k

RANGE

DC/DC RATlO

200 V/2 M

RANGE

AC/DC RANGE

1000 V/ 20 M

RANGE

Case GROUND (

)

AC/AC RATIO

* AC or AC + DC VOLTS mode only

If no RANGE is called; AUTO (Auto-range) is automatically selected.

If no FUNCTION called; DC VOLTS mode is automatically selected.

NOTE

A logic "low" disables read rate gen-

erator and enables remote reset line.

Bringing remote reset line low for at

least 1 usec will produce one sample

reading.

Required 26 pin Remote Program Input Connector, Ballantine P/N: 31-10322-0A and

26 Wire Ribbon Cable, Ballantine P/N: 7 9 - 1 0 1 1 1 - 0 A .

3-15