Text Box: VM-1 INSTRUCTIONS Wednesday, May 02, 2012 PAGE Text Box: TRIGGER OR +10 TO 15V Text Box: NOTE: SIGNAL GROUND MUST BE AT POWER GROUND VOLTAGE LEVEL UNLESS THE BACKBOARD HAS THE ISOLATION SUCH AS THE AC VOLTS AND DC AMPS BACK BOARDS. IN OTHER WORDS THE SIGNAL GROUND IS NOT FLOATING. ITS PURPOSE IS TO MINIMIZE ERRORS CAUSED BY GROUND LOOPS Text Box: GROUND Text Box: VM-1 VOLTMETER Text Box: ORANGE Text Box: BLUE Text Box: ORG/WHITE Text Box: BLU/WHITE Text Box: VOLTAGE POINT TO BE MEASURED Text Box: USE CAUTION WHEN HANDLING AND MOUNTING THE VM SUCH THAT THE PARTS ON THE PC BOARD ARE NOT BENT, DAMAGED, OR RECEIVE A STATIC DISCHARGE. Text Box: YOUR MOUNTING PANEL Text Box: SMOKED LENS Text Box: THE OPTIONAL BACK BOARD HAS SCREW TERMINALS THAT MAKES WIRING TO VM-1 SIMPLER AND HAS VARIOUS INPUT AND ISOLATION OPTIONS. Text Box: + 12 VDC TRIGGER Text Box: 12 VDC GROUND Text Box: SIGNAL INPUT + Text Box: SIGNAL INPUT GROUND Text Box: AC CURRENT TRANSFORMER LEADS CONNECT HERE Text Box: OPTIONAL BACK BOARD