3302F Series Mainframe Operation Manual 63
ibwrt( load,"pres off;curr:low 0.0;curr:high 1.0;load on ",43);
ibwrt( load,"meas:curr ?",10);
delay(100);
/* Get the load actially sink current from the load */
ibrd( load,rdbuf,20);
/* go to local. */
ibloc(load);