Tektronix DMM4020 Digital-Multimeter, DMM, VFD-Multiple segment, 20000 counts CAT II 600 V DMM4020-A1 Data Sheet

3-8 

See Figure 3-3 and Table 3-3 for an overview of the rear-panel features. 

220

1

2

3

4

5

 

gdb03.eps 

 

A 

Line power terminal 

Connects Meter to power source via power cord 

B 

Power switch 

Turns power on and off to the Meter 

C 

Fuse holder and power line voltage 
selector 

Houses fuses: 

1/8 A slow fuse, 100/120 VAC 

1/16 A slow fuse, 220/240 VAC 

Provides means to select line power voltage: 

100 Vac, 120 Vac, 220 Vac, 240 Vac 

D 

RS-232 terminal 

RS-232 and External trigger terminal. Connects Meter to 
a host, serial printer or terminal, and provides external 
trigger interface. 

E 

Ground terminal 

Provides connection to ground