2.2
Control Features
9
!
8
!
1. Display
2. Battery Charge Indicator
3. AC Power Inlet
4. Line Fuse Tray
5. Display Contrast Adjustment
6. TEST Push button
7. Main Power Switch
8. Low-side "X" cable connector (secondary)
9. High-side "H" cable connector (primary)
6
R
TRANSFORMER RATIOMETER
MODEL 8500
H
X
1
Digital Transformer Ratiometer DTR
2
CHARGING
CONTRAST
TEST
POWER
Model 8500
®
3
4
5
6
7