48VFL & 96VFL v1.2 07/13
INSTRUCTION MANUAL VFL Series PID Controllers
■FRONT PANEL DESCRIPTION：
PV－Process Value
SV
－
Setting Value
AT
－
Auto tuning LED
MA
－
Manual mode LED
A1
－
Alarm 1 LED
A2
－
Alarm 2 LED
C1
－
Control 1 LED
C2
－
Control 2 LED
－
SET KEY. Press once to access the next programmable parameter. Press and hold this key for 5
seconds to reset alarm timer.
－
UP KEY. Press to increase the set point or parameter value.
－
DOWN KEY. Press to decrease the set point or parameter value.
－
SHIFT KEY. Press the shift key for 5 seconds to execute Auto Tune process (Yes. 1 mode). To abort
an Auto Tune process, press and hold the shift key for 5 seconds.
－
Press the SET and UP keys once to return the normal operation.
－
LEVEL KEYS. Press and hold the SET & SHIFT keys simultaneously for 5 seconds to select the
programming level, and then press the SET key to enter the selected level.
---Press the UP & DOWN keys simultaneously for 5 seconds to access “LnLo” & “LnHi” parameters.
■PANEL CUTOUT：
Model A B C D E a b c
d
48VFL 48 48 6 100 45 45+0.5 45+0.5 60 48
96VFL 96 96 10 80 91 92+0.5 92+0.5 120 96
(Units: mm)
Extech 48VFL13 1/16 DIN Temperature PID Controller
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