Appendix H
NE 53 history
H.1 NE 53 history
Date Version Type Change
Operating in-
struction
08/2000 1.x Expansion Added writing of the device tag using Modbus 3600204 A
Adjustment Improved communication handling with the
HART Tri-Loop product
Feature Indication of outputs option board type appears
on display at power-up
05/2001 2.x Expansion Added alarm A106 to indicate that HART burst
mode is enabled
3600204 B
3600647 A
Added access to the transmitter in fault status
bit via Modbus
Control of HART burst mode now available via
Modbus
Added support for the Model 1700 transmitter
Added support for the I.S. (intrinsically safe)
transmitter option
Added support to configure the process variable
units for mass flow, volume flow, density and
temperature from the display
Added support for assigning process variables to
the mA and frequency output from the display
Adjustment Clarified the interaction of the digital fault set-
ting and the fault timeout (last measured value
timeout)
Feature Drive gain can be assigned to mA output
Pressure compensation added via HART
Channel B can be configured as a discrete output
12/2001 3.x Expansion Added support for the configurable I/O option
board
3600647 B
3600785 A
20000325 A
20000325 B
20000150 A
20000150 B
20000148 A
Software version information available via the
display or Modbus
Configurable density cutoff
Additional HART variables can be assigned to QV
NE 53 history
Configuration and Use Manual 331