Getting Started 1
Keysight U1251B and U1252B User’s and Service Guide 47
Figure 1-9 Connector terminals
Table 1-10 Terminal connections for different measuring functions
Rotary switch position Input terminals Overload protection
COM 1000 V R.M.S.
for U1252B
for U1251B
1000 V R.M.S. for short circuit
<0.3 A
A. mA COM 440 mA / 1000 V 30 kA
fast-acting fuse
A COM 11 A / 1000 V 30 kA
fast-acting fuse
for U1252B
COM
COM 440 mA / 1000 V
fast-acting fuse