
4 Checking and adjusting
4–22 Section 4 © Siemens VDO Trading GmbH TU00-1318-0200302
4.9 Adjusting unit to test bench display
Fig. 4-20 Speed / RPM calibration adjustment
* required with "70" additional equipment
1
2
4
3
1 Potentiometer for speed adjustment
1 (v)
3 RPM adjustment potentiometer 1 (n)
2 Potentiometer for speed adjustment
2 (v)
4 RPM adjustment potentiometer 2 (n)
Speed adjustments
Nominal unit value
km/h,
mph
80 100 125 140 160 180
Potentiometer 1
Speed adjustment 1
km/h,
mph
20 20 30 30 40 50
Potentiometer 2
Speed adjustment 2
km/h,
mph
70 90 110 120 140 160
RPM adjustment
Nominal unit value 1/min (rev/min)
2500 3300
Test
bench
Unit
Test
bench
Unit
Potentiometer 3 RPM adjustment 1 1/min (rev/min) 300 (300)* 600 (600) 400 (500)* 800 (1000)
Potentiometer 4
RPM adjustment 1 1/min (rev/min)
1100
(1000)*
2200
(2000)
1350
(1500)*
2700
(3000)
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