Hardy Process Solutions HI 6600-EIP, User Manual

Page: 12 / 137

HI 6600 Series Modular Sensor System User Guide
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Load Sensor Input per WPM

Up to four 350-ohm full Wheatstone bridge, strain gauge load sensor/cells (5 volt excitation) can be
connected to the weigh scale input on each WPM.
Note : Connecting 2 or more load cells requires a summing card or Junction Box.
Non-linearity

0.0015% of full scale
Common Mode Rejection

110 dB at or below 60 Hz
Common Mode Voltage Range

2.5 VDC maximum (with respect to earth ground)
Load Cell Excitation

5 VDC +/- 1.15 VDC maximum

Isolation from digital section 1000 VDC minimum
C2 Calibration Input

Isolation from digital section 1000 VDC minimum
Load Sensor Cable Lengths per Weight Processing Module

250 feet maximum of C2 authorized cable (Maximum of4 load sensors) with a Summing Card
or IT Junction box
DC Input Voltage Weight Processing Module (with 4x 350ohm load cells)

1.72 Watts, 12-27 VDC, 71-118 mA
Maximum System Span Distance

500 feet (150 meters) span from the first Weight Processor Module to the Hardy Gateway
Module
Note: See section below on Power Requirements for Configuring your Modular Sensor System Over Distance for
specific recommendations on number of channels and maximum system distances.
Hardy Gateway Module (HI 6600)
Network Connectivity

Ethernet TCP/IP

Ethernet UDP

Modbus-RTU over RS485

Modbus TCP

EtherNet/IP (EIP models) or Profibus-DP (PB models)
USB Port: For Parameter Saving and Backup to PC
Display Port: For optional Front Panel Display
Scoreboard: Uses RS485 port to stream weight readings to a large display or data logger