Adjusting Temperature Recording Pen Position; Adjusting Humidity Recording Pen Position; To Initialize The Adjusted Value - Sekonic ST-50A Operation Manual

The operation menu for pen position adjustment is
as follows:
Turn ON the power while pressing
the【 】 and 【ENTER 】 keys.
Pen position adjustment status (P 0)
Temperature pen position adjustment
Humidity pen position adjustment
Pen position adjusted value initialization
11-3. Adjusting temperature recording
pen position
① When the "Pen position adjustment status" screen (P0)
is displayed, press the 【FUNCTION 】 key.
② Press the 【ENTER 】 key. The indication on the right side
(---) will start blinking.
③ Use the 【▲】 or 【▼】 key to enter "5" to bring the pen 5
mm from the left side of the chart paper, then press the
【ENTER 】 key. The entered number will stop blinking to
show the setting has been completed.

11-4. Adjusting humidity recording pen position

① When the "Pen position adjustment status" screen (P 0)
is displayed, press the 【FUNCTION 】 key twice.
② Press the 【ENTER 】 key. The indication on the left side (--)
will start blinking.
③ Use the 【▲】 or 【▼】 key to enter "5" to bring the pen 5
mm from the left side of the chart paper, then press the
【ENTER 】 key. The entered number will stop blinking to
show the setting has been completed.
CAUTION
• The adjustable range is from -5 mm to +5 mm on the
chart paper.
• The 【▲】 key moves the pen to the right side while
the 【▼】 key moves it to the left side.
• To cancel this setting, press the
and proceed to the next setting item.

11-5. To initialize the adjusted value

Follow the procedure below to initialize the adjusted value.
If it is not necessary, skip this paragraph.
① When the "Pen position adjustment status" screen (P0)
is displayed, press the 【FUNCTION 】 key 3 times, The
『CLEAR 』 indication will appear and start blinking.
② Press the 【▼】 and 【ENTER 】 keys together. The ad-
justed value will be cleared and the "Pen position adjust-
ment status" screen (P 0) will be restored.
CAUTION
• To initialize means to restore the factory-setting.
• To return to the normal measurement screen, turn
OFF (【 】 ) the power switch.
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Press 【FUNCTION 】 key
Press 【FUNCTION 】 key
Press 【FUNCTION 】 key
Press 【FUNCTION 】 key
【FUNCTION 】key