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Connector TB1 (D4 Option)
~
AC Power Versions
1
AC HI L
2
AC LO N
3
AC GND
4
ANA GND*
5
SIG LO
6
SIG HI
* No connection with "AN-AC"
4.4
DIGITAL TEST SIGNALS
Display HOLD instructs the meter to maintain a display of the last reading.
To activate HOLD, connect J1-pin 14/R to J1-pin 11/M.
LAMP TEST instructs the meter to light the minus sign and all digits on the
display to verify that the display is operating properly. To test the display, connect
J1-pin 10/L to J1-pin 11/M. The decimal point does not light when LAMP TEST is
activated.
DC Power Versions
1
N/C
2
+DC PWR
3
-DC PWR RETURN
4
ANA GND*
5
SIG LO
6
SIG HI
9
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