Alpha Technologies Spectra Series - Manual (Page 51)

Preliminary Operating Instructions 51 of 62 AIP SERVICE NUMBER 1-800-863-3364
15.4 CHARGER ID TESTING
If the charger does not show the proper charger type in the charger menu, then there is possibly a
problem with the ID resistors or the SCR Driver Board. Use the charger schematic and FIGURE 15.4 to
verify the resistors are good.
FIGURE 15.4: TS1 ID TERMINAL STRIP RESISTORS
TABLE
Charger Type V-Rating
Resistor
I-Rating
Resistor
Bat. Sens.
Resistor
24 VDC 6A 2000
Ω
470
Ω
0
Ω wire
24 VDC 12A 2000
Ω
1000
Ω
0
Ω wire
24 VDC 18A 2000
Ω
20000
Ω
0
Ω wire
24 VDC 20A 2000
Ω
2000
Ω
0
Ω wire
24 VDC 25A 2000
Ω
3300
Ω
0
Ω wire
24 VDC 50A 2000
Ω
10000
Ω
0
Ω wire
48 VDC 6A 3300
Ω
470
Ω
95300
Ω
48 VDC 12A 3300
Ω
1000
Ω
95300
Ω
48 VDC 18A 3300
Ω
20000
Ω
95300
Ω
48 VDC 20A 3300
Ω
2000
Ω
95300
Ω
48 VDC 25A 3300
Ω
3300
Ω
95300
Ω
48 VDC 50A 3300
Ω
10000
Ω
95300
Ω
130 VDC 6A 5600
Ω
470
Ω
383000
Ω
130 VDC 12A 5600
Ω
1000
Ω
383000
Ω
130 VDC 18A 5600
Ω
20000
Ω
383000
Ω
130 VDC 20A 5600
Ω
2000
Ω
383000
Ω
130 VDC 25A 5600
Ω
3300
Ω
383000
Ω
130 VDC 50A 5600
Ω
10000
Ω
383000
Ω
NOTE: V-Rating and I-Rating resistors are 5% tolerance.
Bat. Sens. Resistors are 0.1% tolerance for proper voltage
calibration.
16. ORDERING REPLACEMENT PARTS
When replacing a part or component in the charger, USE ONLY ORIGINAL FACTORY REPLACEMENT
PARTS of the correct size and rating.
If replacement parts are needed, please provide the following information for each component:
Circuit symbol from the schematic diagram if applicable
Factory part number and description from the replacement parts
Charger Model and serial number from charger label
Quantity required
Contact your sales or service representative to place an order for spare or replacement parts. If part is not
listed on the Replacement Parts Tables, contact your sales or service representative for additional parts
needed.