HI 1756-WS WEIGH SCALE MODULE
4-2
LEDS
Scale Data
LEDs
Flashing Green Error No Calibration
Steady Green Running (Normal)
Steady Red Error Read Failure or Error eeprom
write. Contact HI Customer Sup-
port
Flashing Red Read Convert Error.
LED is Off Channel is Inactive
OK Module
Status LED
Brief Steady During power up the LED lights
Red for about one second.
Flashing Green In Program mode. (Normal)
Steady Green In Run Mode. (Normal)
Steady Red Config. Fault The eeprom
(Backplane checksum failed - bad serial eeprom
Available) data or blank serial eeprom. Contact
HI Customer Support.
Steady Red Internal Hardware watchdog timer
fault (e.g. bad Hardware or Firm-
ware). ASIC is non-operational.
Flashing Red Communication Error.
Reset Module
Message
Modules with communication errors (indicated by a
flashing red Module Status LED) can be reset by a
reset message.
• Message Type: CIP Generic
• Service Code 5 (Hex)
• Class Name: 1
• Instance Name: 1
Setting Up
Communications
Between the PLC and
the HI 1756-WS (-2WS)
Weigh Scale Module
Follow these steps to set up communication between
the ControlLogix PLC and the Weigh Scale Module.
The steps require that you have a new or open RS
Logix
®
5000 project. For instructions, see your RS
LOGIX 5000 manual.
Step 1. Look for a list of folders on the left side of
the screen. Scroll to and select the I/O
Config folder, which will open a menu.