HP 34970A

Automatic Channel Delays
If you do not specify a channel delay, the instrument selects a delay
for you. The delay is determined by function, range, integration time,
and ac filter setting as shown below.
DC Voltage, Thermocouple, DC Current (for all ranges):
Integration Time Channel Delay
PLC > 1
PLC
≤ 1
2.0 ms
1.0 ms
Resistance, RTD, Thermistor (2- and 4-wire):
Range
Channel Delay
(For PLC > 1)
Range
Channel Delay
(For PLC
≤ 1)
100
Ω
1 kΩ
10 kΩ
100 kΩ
1 MΩ
10 MΩ
100 MΩ
2.0 ms
2.0 ms
2.0 ms
25 ms
30 ms
200 ms
200 ms
100
Ω
1 kΩ
10 kΩ
100 kΩ
1 MΩ
10 MΩ
100 MΩ
1.0 ms
1.0 ms
1.0 ms
20 ms
25 ms
200 ms
200 ms
AC Voltage, AC Current (for all ranges):
AC Filter Channel Delay
Slow (3 Hz)
Medium (20 Hz)
Fast (200 Hz)
7.0 sec
1.0 sec
120 ms
Frequency, Period:
AC Filter Channel Delay
Slow (3 Hz)
Medium (20 Hz)
Fast (200 Hz)
0.6 sec
0.3 sec
0.1 sec
Digital Input, Totalize:
Channel Delay
0 sec
4
Chapter 4 Features and Functions
Scanning
89