Input Calibration 
3/07  UDC3500 Universal Digital Controller Product Manual  289 
 
5.4.7  Dual High Level Voltage Inputs 
Refer to Figure 5-8 and wire the controller according to the procedure given in Table 
5-10.  
Table 5-10  Set Up Wiring Procedure for Dual High Level Voltage Inputs 
Step  Action 
1 
Connect the copper leads from the calibrator to the input to be calibrated as shown in 
Figure 5-8. 
2 
Place voltage source at zero before switching on. 
3 
Following calibration, turn off the voltage source prior to disconnecting it from the 
instrument. 
 
 
Input 5 
Terminals for Input 1 are 35 (+) and 36 (-)
Terminals for Input 2 are 32 (+) and 33 (-) 
Terminals for Input 3 are 29 (+) and 30 (-) 
Terminals for Input 4 are 31 (+) and 33 (-) 
Terminals for Input 5 are 28 (+) and 30 (-)
 
Millivolt or  
Volt Source 
+
 
30-
29+
31+
 
32+
33-
34R
35+
36-
28+
Input 1 
Input 2 
Input 3 
Input 4 
 
Figure 5-8  Wiring Connections for Dual High Level Voltage Inputs