Econ 3300 Series - Page 25

Installation and Operating manual
Econ
®
Series 3300 Smart Valve Positioner www.eriks.com www.eriks.com
25
6.3.4.2 Zero-Point (TR_ZERO) and End-Point (TR_END) for Transmitter
TR_ZERO adjusts the zero point of the transmitter (4-20mA feedback), and TR_END adjusts
the end point of the transmitter (4-20mA feedback)
6.3.4.3 End-Point Ratio for Valve (PE_TRIM)
When reverse acting operating is used, End-Point can be adjusted within 10% of total valve
stroke, without adjusting the valve’s zero point.
⇨
<DOWN>
⇨
<ENTER>
⇨
<UP>/<DOWN)
Zero Adjustment
Match feedback
signal with 4mA
<ENTER>
⇨
<ESC>
⇨
<DOWN>
⇨
<ENTER>
End Adjustment
⇨
<UP>/<DOWN)
⇨
<ESC>
Match feedback
signal with 20mA
<ENTER>
⇨
<ENTER>
⇨
<DOWN>
4 times
⇨
<ENTER>
⇨
<UP>/<DOWN)
⇨
<ESC>
3 times
<ENTER>