CAUTION
Do not move the pen forcibly
5-1
(1) Specifications
●
Model
DER9601A
●
Power supply AC13V 50/60Hz
●
Recording temperature range –30.0 to +25.0 °C
(–22 to +77˚F)
●
Chart paper
Round type 8-inch pressure-
sensitive paper
[PARTLOW PSD-217C
(REV.A) or equivalent]
(31days/rev.)
●
Battery
Battery life
Approx. 1 year (Check with the residual
voltage indicator)
●
Residual voltage indicator (optional)
Green zone : Operable
Silver zone : Usable for 7 days
R e d z o n e : Replace battery
●
Recording pen driving system
Pulse motor drive
●
Sensor (Thermistor)
5. OPTIONAL DEVICES
The following optional devices are available for
some models.
5.1 Electronic temperature recorder
This recorder automatically records the control
temperature (either return air temperature or supply
air temperature) with the chilled/partial frozen and
frozen switching signals from the controller. The
faulty sensor detection function and calibration
function are integrated for maintenance and
inspection.
Recording
Accuracy ˚C
temperature range Recorder Sensor
Total
25˚C to 10˚C
±1.0
±1.0
±2.0
10˚C to –15˚C
±0.5
±0.3
±0.8
–15˚C to –29.9˚C
±1.0
±1.0
±2.0
Model
Use
ST9503-4
RSS: For supply air temperature recording
ST9503-2
RRS: For return air temperature recording
Note : Recording accuracy
The accuracy of the recorder and the
sensor are shown in the following
table.
The adjustment with calibration is
applicable only on the recorder.
q
Calibration switch
w
Battery check button
e
Residual
voltage
indicator
r
Pen lift arm
t
Dry battery
y
Rotation check window
u
Chart nut
i
Chart
drive
o
Pen
Use
Type
Specification Standard
Chart drive
R14P
(SUM-2)
DC1.5 V
U2 (C size) type
JISC8501
IEC60086
Recording pen
goes to upper
end of the chart
6LR61
DC9V
JISC8511
IEC60086
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