22 Agilent U1251A/U1252A User’s and Service Guide
1 Getting Started Tutorial
LCD Sign Description
Remote control
Thermocouple types: (K-type) (J-type)
NULL Null math function
Diode / Audible continuity
Audible continuity for resistance
View mode for checking logged data
Data logging indication
Square wave output (only U1252A)
• Positive slope for pulse width (ms) and duty cycle (%) measurement
• Charging capacitor as capacitance measurement
• Negative slope for pulse width (ms) and duty cycle (%) measurement
• Discharging capacitor as capacitance measurement
Low battery indication
Auto power off enable
Refresh (auto) Hold
TRIG
Trigger (manual) Hold
MAXMINAVG Dynamic Recording mode: Present value on primary display
MAX Dynamic Recording mode: Maximum value on primary display
MIN Dynamic Recording mode: Minimum value on primary display
AVG
Dynamic Recording mode: Average value on primary display
MAX
1 ms Peak Hold mode: Positive peak value on primary display
MIN
1 ms Peak Hold mode: Negative peak value on primary display