Comet U7844Msim IoT Wireless Four channel Datalogger
Quantity
Technical data
| BINARY INPUT | |
| Parameters of the voltage contact |
„L“ level input voltage:< 0,4 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:> 300 kOhm; Contact voltage in the „switched-off“ state:ca 3 V; Minimum state duration necessary for latching the state:1s |
| COUNTER INPUT | |
| Counter parameters |
Range 24 bits (16 777 215), possibility of letting the counter overflow |
| Maximum pulse frequency |
configured for voltage input - max. 5kHz configured for a voltage-free or open-collector transistor - max. 200Hz |
| GENERAL TECHNICAL DATA | |
| Operating temperature | -20 to +60 °C |
| Channels | 4x binary input nebo 2x binary input a 2x counter |
| 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 | battery SONY LiIon 5200mAh |
| Protection class | IP20 |
| Dimensions | 61 x 93 x 53 mm, with antenna 120 x 93 x 53 mm |
| Weight (including batteries) | approx. 270 g |
| Warranty | 3 years |
