ECON-4, SW version 1.4 rev.1, ©ComAp – March 2016 Draft 56
ECON-4 Reference guide.pdf
Speed pick-up inputs
Type of sensor Active or magnetic pick-up (connection by
shielded cable is strongly recommended)
Minimum input voltage 2 Vpk-pk (from 4 Hz to 4 kHz)
Maximum input voltage 50 Veff
Minimum measured frequency 4 Hz
Maximum measured frequency 10 kHz (min. input voltage 6Vpk-pk)
Frequency measurement tolerance 0.2 %
RS232 interface
Maximal distance 10m
Speed 19 200 bps
CAN bus interface
Galvanically separated
Maximal CAN bus length 200m
Speed 250kBd
Nominal impedance 120Ω
Cable type twisted pair (shielded)
Following dynamic cable parameters are important especially for maximal CAN bus length:
Nominal Velocity of Propagation min. 75% (max. 4,4 ns/m)
Wire crosscut min.0,25 mm
2
Maximal attenuation (at 1 MHz) 2 dB / 100m
Recommended Industrial Automation & Process Control Cables:
BELDEN (see http://www.belden.com):
• 3082A DeviceBus for Allen-Bradley DeviceNet
• 3083A DeviceBus for Allen-Bradley DeviceNet
• 3086A DeviceBus for Honeywell SDS
• 3087A DeviceBus for Honeywell SDS
• 3084A DeviceBus for Allen-Bradley DeviceNet
• 3085A DeviceBus for Allen-Bradley DeviceNet
• 3105A Paired EIA Industrial RS485 cable
LAPP CABLE (see http://www.lappcable.com)
• Unitronic BUS DeviceNet Trunk Cable
• Unitronic BUS DeviceNet Drop Cable
• Unitronic BUS CAN
• Unitronic-FD BUS P CAN UL/CSA
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