Technical Data - Ahlborn ALMEMO ZAD 900-AB Series Instruction Manual

10 Technical Data

Measuring module
Input socket
Galvanic isolation
Sampling rate
Refresh rate DC
Accuracy
Temperature drift
Nominal conditions
Operating conditions
operating temperature
ambient air humidity
Max. altitude above sea
level
Input resistance R
Voltage measurement
Current measurement
Measuring period of
current measurement
Housing
Operating voltage
Nominal current
AC measurement
Refresh rate
Operating range U, I
Response threshold U, I
Settling time
Measuring range frequency
Measuring ranges voltage,
current (DC/AC)
Subject to technical modifications without prior notice!
- 24 –
Safety sockets CAT III, 20 A, Ø 4 mm
6 kV
1 KHz intern
Recording the current, max., min., and average value
and transferring these values to the ALMEMO
with every query of the monitoring station.
0.1% of EV ± 2 Digit
Maximum of 0.003 %/K (30 ppm/K)
23 °C ± 2 K, 10 to 90% RH (non-condensing)
+5 to +40 °C
10 to 90% RH
2000 m
25/60 V
I
400 V
20 mA / 200 mA 4,7 Ω / 1 Ω
2 A / 20 A
In case the effective value of the current is greater than
10 A, the device needs to cool down to ambient
temperature after 10 minutes at the latest.
ABS,
dimensions L127 x W83 x H42 mm
9 to 12 V via ALMEMO
AC: max. 80 mA (plug and module)
DC: max. 85 mA (plug and module)
0.5 seconds
DC ... 250 Hz
Signal U and I > 1 % of EV
4 periods (max. 200 ms, e.g. for 50 Hz: 80 ms)
20 to 250 Hz, resolution 0.01 Hz
See chapter 4.3
(storage temperature: -20 to +60 °C)
( non-condensing )
6
1 x 10 Ohm
6
4 x 10 Ohm
100 mΩ / 8 mΩ
®
device
®
device