3
3590ET / 3590EGT
TECH_MAN_SCHEMES_3590_ENG_vX_17.06
Table of contents
Introduction 4
Electrical warnings 5
Electrical precautions 5
Cable classification 5
Recommended distance between cables 6
Maximum permitted length of cables 6
Earthing system 7
Example of weighbridge earthing 8
Example of silos earthing 9
Motherboard 10
I/O expansion board 12
Optional internal board for rapid connection of multiple scales 13
RJ45 RS232 connector board 13
RS232 / RS485 to Ethernet / WIFI conversion board 14
USB support data saving board 16
RADIO communication board 17
PROFIBUS communication board 17
BLUETOOTH communication board 18
RADIO REMOTE CONTROL board 18
Circuit breaker against electrostatic loads 18
Analog output 19
Traffic light 20
RS485 20
RS485 opto-isolated board 21
Display board 21