Agilent Technologies E1364A service manual Resistance Test

Example: This example performs the Closed-Channel Resistance Test for all Closed-ChannelNormally Open and Normally Closed contacts.

Resistance Test

10! RE-STORE "CONTACT_RES"

20ASSIGN @Switch TO 70915

30ASSIGN @Dmm TO 722

40!

50OUTPUT @Switch;"*RST" !Open all NO contacts

60OUTPUT @Dmm;"PRESET NORM;TRIG HOLD"

70OUTPUT @Dmm;"FUNC OHMF"

80!

90!--------------- NORMALLY OPEN CONTACTS ---------------

100DISP "Connect DMM to NO and C lines of E1364A (4-wire connection)"

110PAUSE

120DISP

130PRINT "Contact Resistance -- Normally Open Contacts"

140PRINT

150!

160FOR I=0 TO 15

170!Closed-channel resistance (NO contacts)

180OUTPUT @Switch;"CLOS (@"&VAL$(100+I)&")"

190OUTPUT @Dmm;"TRIG SGL"

200ENTER @Dmm;Rdg

210PRINT "Channel "&VAL$(I)&" (closed): "&VAL$(Rdg)

220!

230!Open-channel resistance (NO contacts)

240OUTPUT @Switch;"OPEN (@"&VAL$(100+I)&")"

250OUTPUT @Dmm;"TRIG SGL"

260ENTER @Dmm;Rdg

270PRINT "Channel "&VAL$(I)&" (open): "&VAL$(Rdg)

280PRINT

290NEXT I

300!

310!--------------- NORMALLY CLOSED CONTACTS ---------------

320DISP "Connect DMM to NC and C lines of E1364A (4-wire connection)"

330PAUSE

340DISP

350PRINT "Contact Resistance -- Normally Closed Contacts"

360PRINT

370!

Continued on Next Page

Chapter 2 Verification Tests 25