4
Keysight U1241B and U1242B Quick Start Guide
Annunciator
Keypad
Rotary Switch
Input terminal
U1241B
U1242B
Measurement Functions
Input Terminal
Overload Protection
Voltage
COM
1000 V R.M.S
Diode
1000 V R.M.S
< 0.3 A short circuit
current
Resistance
Capacitance
Current (
μ
A and mA)
µA.mA
COM
440 mA/1000 V
30 kA/fast-acting fuse
Current (A)
A
COM
11 A/1000 V 30 kA/
fast-acting fuse
Temperature
+T1
–T1
1000 V R.M.S
Temperature
(for U1242B)
+T2
–T2
440 mA/1000 V
30 kA/fast-acting fuse
