APT3500 Smart Pressure Transmitter
Operation Manual M3500-EO1G
58 DUON System Co., Ltd.
transmitter and configure them without changing the slope of characterization curve but Full trim
change the slop of characterization curve after configuration.
Step for Full trimming.
(1) Set up stable pressure at 0 % of what user wants to the device during stabilization time, and
then input the low trim value on 0 %.
(2) Set up stable pressure at 100% of what user wants to the device during stabilization time, and
then input the high trim value on 100%.
5.9.2 DA (Digital to Analog) Trim
When the D/A trim convert sensor input signal to 4~20mA output, this ouput value scale
minuteness. Cyclic you recommend to scale analog output for maintain scale.
This function can manage the error about analog conversion if digital value for loop current output.