Front Panel Operation
2-20
Red (HI)
Black (LO)
6517A
Safety Shield
Vs
Measured
Voltage
+
-
CAUTION:
FOR CONTINUED PROTECTION AGAINST FIRE HAZARD,REPLACE FUSE WITH SAME TYPE AND RATING.
CAUTION:
FOR CONTINUED PROTECTION AGAINST FIRE HAZARD,REPLACE FUSE WITH SAME TYPE AND RATING.
WARNING:
NO INTERNAL OPERATOR SERVICABLE PARTS,SERVICE BY QUALIFIED PERSONNEL ONLY.
WARNING:
NO INTERNAL OPERATOR SERVICABLE PARTS,SERVICE BY QUALIFIED PERSONNEL ONLY.
237-ALG-2
Cable
INPUT
250V PEAK
COMMON
TRIGGER
LINK
IN
OUT
!
LINE RATING
90-134VAC
180-250VAC
50, 60, 400HZ
55VA MAX
IEEE-
(CHANGE IEE
WITH FRONT P
Green
(LO)
Guard
Safety
Earth
Ground
A. Connections
B. Equivalent circuit
Figure 2-21
Typical connections for guarded voltage measurements
To A/D
Converter
Vs
HI
GUARD
+
-
GND
+
-
PREAMP OUTPUT
S
COMMON
2V ANALOG OUTPUT
+
-
S
Ranging
Amp
Input
Amp
Input
150k
Ω
1
Ω
