03/03/97
2
TABLE OF CONTENTS
Introduction, Battery Facts Page 3
Front Panel Description Page 4
Using Your Link 20 Page 5
Reading Dual Watch
tm
Light Bars Page 6
Link 20 Battery Management Page 7
Battery Capacity Testing Page 8
Synchronizing
Link 20 to Batteries Page 9
Set Up Page 10-20
Setting Up Functions Page 16-20
How to RESET your unit Page 22
DATA: Your Battery History Page 23
LOCK: Kid proofing Page 24
Peukert (High Discharge Rate) Exponents Page 25-27
Typical Peukert's Exponents Page 28-29
Set Up and Historical Data Page 30
Warranty Page 31
Required Reading Prior to Installation Page 32-33
Wiring Connections Page 34-35
Wire By Wire Check Page 36
Start Up Procedure Page 39
LINK 20 SPECIFICATIONS
Power Supply Voltage 8-40 Volts DC (Do not power with 32V System!)
Power Consumption 90*mA (Typical) 170 mA (Full display brightness)
25* mA (Sleep mode; light bar only on.)
* @12VDC. Values are about half on 24V systems.
Voltage Measurement Range 0.1-50 Volts DC
Voltage Resolution
0 to 19.95V (0.05V resolution)
20.0 to 50.0V (0.1V resolution)
Voltage Accuracy
+ (0.6% of reading + 1 least count of resolution)
Current Measurement Range + 500 Amps DC
Current Resolution 0.1 Amp DC (From 0 to + 42.0 Amps)
1 Amp DC (From + 42 to + 500)
Current Accuracy
+ (0.8% of reading + 1 least count of resolution)
Current Shunt Ratio: 50mV @ 500A
Amp Hour Range + 1,999 Amp Hours
Time Remaining Range 255 Hours maximum
Charger Voltage Regulation + 0.2 Volts DC
Product overall size: 4.725" x 2.975 x 1.075" deep"
Weight: Approx. 4.6 oz. (excluding current sensing shunt)