|
CURRENT INPUT |
|
Measuring range |
0 to 20 mA DC |
|
Resolution |
better than 1 µA |
|
Accuracy |
±20 µA |
|
Input resistance |
approx. 100 Ω |
|
Minimum current |
0 mA (open circuit) |
|
Maximum current |
limited to approx. 40 mA |
|
BINARY INPUT |
|
Parameters of the voltage contact |
''L'' level input voltage:< 0,8 V(*);
''H'' level input voltage:> 2 V;
Minimum voltage applicable:0 V;
Maximum voltage applicable:+30 V DC |
|
Parameters of the voltage-free contact |
Contact resistance in ''switched-on'' state:< 10 kOhm;
Contact resistance in the ''switched-off'' state:> 2 MOhm;
Contact voltage in the ''switchedoff'' state:ca 3 V;
Minimum state duration necessary for latching the state:1s |
|
GENERAL TECHNICAL DATA |
|
Operating temperature |
-20 to +60 °C |
|
Channels |
3x current input, 1x binary input |
|
Memory |
500,000 values in noncyclic logging mode; 350,000 values in cyclic record mode |
|
Recording interval |
adjustable from 1 s to 24 h |
|
Display and alarm refresh |
adjustable 1 s, 10 s, 1 min |
|
Recording mode |
noncyclic - data logging stops after filling the memory
cyclic - after filling memory oldest data is overwritten by new |
|
Real time clock year, leap |
year, month, day, hour, minute, second |
|
Power |
Lithium battery 3.6V, size AA |
|
Protection class |
IP20 |
|
Dimensions |
61 x 93 x 32 mm |
|
Weight (including batteries) |
approx. 120 g |
