Agilent Technologies E1364A - Manual (Page 25)

Example:
Closed-Channel
Resistance Test
This example performs the Closed-Channel Resistance Test for all
Normally Open and Normally Closed contacts.
10 ! RE-STORE "CONTACT_RES"
20 ASSIGN @Switch TO 70915
30 ASSIGN @Dmm TO 722
40 !
50 OUTPUT @Switch;"*RST" !Open all NO contacts
60 OUTPUT @Dmm;"PRESET NORM;TRIG HOLD"
70 OUTPUT @Dmm;"FUNC OHMF"
80 !
90 !--------------- NORMALLY OPEN CONTACTS ---------------
100 DISP "Connect DMM to NO and C lines of E1364A (4-wire
connection)"
110 PAUSE
120 DISP
130 PRINT "Contact Resistance -- Normally Open Contacts"
140 PRINT
150 !
160 FOR I=0 TO 15
170 !Closed-channel resistance (NO contacts)
180 OUTPUT @Switch;"CLOS (@"&VAL$(100+I)&")"
190 OUTPUT @Dmm;"TRIG SGL"
200 ENTER @Dmm;Rdg
210 PRINT "Channel "&VAL$(I)&" (closed): "&VAL$(Rdg)
220 !
230 !Open-channel resistance (NO contacts)
240 OUTPUT @Switch;"OPEN (@"&VAL$(100+I)&")"
250 OUTPUT @Dmm;"TRIG SGL"
260 ENTER @Dmm;Rdg
270 PRINT "Channel "&VAL$(I)&" (open): "&VAL$(Rdg)
280 PRINT
290 NEXT I
300 !
310 !--------------- NORMALLY CLOSED CONTACTS ---------------
320 DISP "Connect DMM to NC and C lines of E1364A (4-wire
connection)"
330 PAUSE
340 DISP
350 PRINT "Contact Resistance -- Normally Closed Contacts"
360 PRINT
370 !
Continued on Next Page
Chapter 2 Verification Tests 25