Interface Page 75 of 85
3.7 S50 Plus Ground Bond Tester
The Sentry Plus Series instrument can be connected to the Sentry 50 Plus Ground Bond Tester
for high current ground testing between chassis and power cord ground. The output current is
programmable from 1A to 30A AC in 0.01A increments and resistance can be measured over the
range 0.1m
Ω
to 510m
Ω
. The rear panels of the Sentry Plus Series instrument and Sentry 50 Plus
instrument are connected via the S15 9-pin interconnection cable. Figure 3-11 illustrates the
front panel connections of the two instruments. NOTE: GFI must be turned OFF on the Sentry
Plus unit when it is used with the Sentry 50 Plus instrument.
Banana/Banana CableSentry 30 Plus AC/DC/IR Hipot Tester
S50 Plus Ground Bond Tester
F1
RTN/LOW
F2
OUTPUT
DANGERPASS FAIL
F1
F2
F3
F4
START
STOP
Sentry 30 Plus AC/DC/IR Hipot Tester
01
Q
uadTech
!
CAUTION
F4
F3
Max 5kVAC
6kVDC
CAL UPDATE
l
F1
RTN/LOW
F4
F3
F2
DANGER
PASS FAIL
F1
F2
F3
F4
START
STOP
Sentry 50 Plus GROUND BOND TESTER
!
HIGH
CURRENT
Q
uadTech
DRIVE SENSESENSE
+
01
l
G15
Banana to
Alligator
Cable
DUT
(Monitor)
G13
Corded
Product
Adaptor
DO NOT TOUCH WHILE
UNDER TEST
QuadTech
MAX.
VOLTAGE
5kVAC
6kVDC
20A
125
V
DUT
plugged into
G13
-
Figure 3-11: Guardian 1030S & Sentry 50 Plus Connection