az-instrument 8822, 8821 Operation Manual

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OPERATION MANUAL
8821
8822
IP67 WATRTPROOF
RTD
THERMOMETER
Page 2
INTRODUCTION
Thank you for purchasing this portable IP67 waterproof RTD thermocouple me ter. The me ter me asures temperature fast with accuracy and is an ideal instrument for most measuring applications.
FEATURES
Rigid housing design and the real time response RTD probe Fast data updating in 1 second time interval Complete set IP67 waterproof and washable in washing machine Follow HACCP principle to check food safety Green/Red dual color backlight to indicate temperature hazards Countdown timer function included Hold function to freeze current reading One touch to display temperature change from baseline
o o
Temperature unit C/ F switchable Non-sleep mode function available Big LCD for easy reading Max./Min. reading display Temperature high alarm threshold programmable 99 points data records w/ review function (8822 only)
MATERIAL SUPPLIED
Meter x 1 AAA battery x 6 Operation manual x1
This package contains:
Temperature probe x1 Hard carrying case x1 Stainless probe holder x1
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POWER SUPPLY
The meter is powered by 6pcs AAA batteries.
Install the batteries into the battery compartment on the rear side and make sure they are in correct polarity and good contact.
When battery voltage gets low, will appear on the LCD as a replacement reminder.
PROBE & CONNECTOR
Probe connect port
There is guide way design between the probe plug and the meter connect to help you easily install the probe by plugging the probe with the aligned guide way, then put the probe guard on and screw it tight moderately.
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LCD DISPLAY
Upper LCD Temperature reading
Lower LCD Real time display
Pt RTD (Pt) type thermo probe
HOLD Readings are freezed unchanged MIN/MAX Minimum/Maximun readings Low battery indicator Temperature alarm indicator Differential Temperature
o o
C/ F Celsius/Fahrenheit of temp. REC Manual logging RECALL Recall mode Count down timer Day-Month-Year Hour-Minute-Second AM PM
Symbols
-Turns on and off the meter.
-Long press entering setup mode while meter is on.
-Turn on with to become non-sleep mode
-In 8822, press to enter recall mode.
-Exits setup/recall /max/min page.
KEYPAD
HOL D
SET
ON/ OFF
ESC
RECALL
T
-Press to show differential temperature.
-Press again to return to normal.
HOLD
MAX MIN
T
D-M-Y H:M:S
AM PM
T
D-M-Y
H:M:S AM
PM
Pt
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-Freezes the current readings.
-Selects unit or increases value in setup.
-Cancels data hold function.
-In 8822, press to record reading.
-Selects unit or decreases value in setup.
-Activates MIN,MAX function.
-Saves and finishes settings.
HOL D
MEM O
Mx/ Mn
-Activates timer
-Stop timer
T
STAR T
STO P
OPERATION
Press to turn the meter on and off. At power up, it emits a short beep and performs 3 seconds full display, then enters normal mode with temperature reading displayed.
POWER ON/OFF
SET
ON/O FF
AUTO POWER OFF
The meter turns off automatically after 20 minutes of inactivity. To override the function, while the meter is off, hold down and for 2 seconds to turn on the meter until “n” appears.(Fig.1)
SET
ON/O FF
HOL D
Fig.1
DATE & TIME
The LCD can show the real time. While the meter is on, press for 2 seconds to enter setup mode. Press or to select P4.0 and press to enter.
SET
ON/O FF
MEM O
HOL D
Mx/ Mn
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Press or to adjust the number of year then press to save. Repeat above to finish month and date setup.
Press to enter time format selection. 12 & 24 hour time formats are selectable. Press or to choose format and press to save.
Continue to setup hour/minute/second by press or to adjust the number and then press to save.
After setting up, press to return to normal display. You can now see the correct date & time display on LCD.
MEM O
HOL D
Mx/ Mn
Mx/ Mn
MEM O
HOL D
Mx/ Mn
MEM O
HOL D
Mx/ Mn
ESC
REC ALL
TAKING MEASUREMENT
The meter starts measurement when power on and update reading quickly. (Fig.2)
DATA HOLD In normal display mode, press to freeze the readings, "HOLD” appears on top of LCD(Fig.3). All current readings are kept unchanged. Press again to cancel the hold function.
HOL D
HOL D
H:M :S
Fig.2
Fig.3
Pt
H:M :S
HOLD
Pt
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HACCP REMINDER
Since power on, red or green full display backlight flashes every 5 seconds to indicate temperature hazards.
While the measured temperature is
o o o o
above 4 C(39.2 F) and below 60 C(140 F), red color backlight flashes
While the measured temperature is
o o o o
below 4 C(39.2 F) or above 60 C(140 F), green color backlight flashes
DIFFERENTIAL TEMPERATURE
In normal display mode, press to activate the temperature change display function. At the moment of pressing , temperature value is taken as the base value. Afterward, the displayed readings is the temperature difference between baseline and existing temp. of measuring object. (Fig.4)
In case of fast temperature change, suggest to press first to freeze a value as baseline and then press to activate the temperature change display function.
T
T
HOL D
T
Fig.4
MIN,MAX REVIEW
This thermometer allows you to check the minimun, maximun value counted from the moment you press the key.
Mx/ Mn
Pt
H:M :S
T
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Fig.5 Fig.6
RECORDING-8804 ONLY
The meter features 99 point memories.
In normal or hold mode, Press key
to record, icon flashes for about 3 seconds. The main display shows the memory serial number, at most 99 points .(Fig. 7)
REC
If the reading changes quickly, you can press to freeze the reading before manually recording the data.
The manually recording function is disabled in temperature difference mode.
MEM O
HOL D
Fig.7
Pt
MAX
Pt
MIN
H:M :S
Under normal mode, each press of , it displays MAX, MIN value in sequence. (Fig.5~6) on the bottom LCD. At the meantime, the real time measured temp.
value is continuing updating on top LCD.
To return to normal mode, press to escape.
Mx/ Mn
ESC
REC ALL
99 MEMORIES RECALL-8822 ONLY
The meter features 99 point memories review function.
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Fig.8
Fig.9
COUNT DOWN TIMER
Besides the temperature hazards LCD backlight reminder, this thermometer is equipped with timer function allow you to setup the count down timer as a reminder to process object properly.
First, setup the timer. Press to enter setup mode. Press or to choose P1.0. Press to enter. Press or to adjust the timer value you need from hour to second. Then, press to save. Press to escape.
SET
ON/O FF
MEM O
HOL D
Mx/ Mn MEM O
HOL D
Mx/ Mn
ESC
REC ALL
To start the count down timer, press
to start. (Fig.10). To stop the timer, press .
.There is no pause function in this
meter, once you starting again after
stopping a timer counting, the counting
will start over again.
T
STAR T
STO P
T
STAR T
STO P
In normal mode, press key and then icon appears.
Press or to scroll the memories. The memory serial number displays on main LCD fist and reading comes after. (Fig.8&9)
Reca ll
ESC
REC ALL
MEM O
HOL D
H:M :S
Pt
H:M :S
To escape the memory recall mode, press key to leave and return to normal display.
The time displayed in memory recall mode is the recording time of this memory.
ESC
REC ALL
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Pt
Pt
ALARM
appears on LCD when alarm function is activated. The meter features audible & flashing icon alarm to give warnings when measured temperature exceeds the limit. It emits beeps when goes over the set value and stops only when the readings fall below the set value or press any key can stop the beeps. However, flashing icon only stops when the value return to normal range. (Fig.12)
Alarm beeps & flashes again when value goes over the limit one more time.
To setup the alarm, press to enter setup mode. Press or to choose P2.0. Press to enter. Press or to enable (YES) or disable (NO) the alarm function. Then, press or to adjust the alarm threshold value you need. Press to save. Press to escape.
Fig.10 Fig.11
SET
ON/O FF
MEM O
HOL D
Mx/ Mn
MEM O
HOL D
MEM O
HOL D
Mx/ Mn
ESC
REC ALL
Fig.12
Pt
D-M -Y
Once time is up,” “ will flash on bottom LCD (Fig.11) and emits beeps until any one of the keys are pressed to stop.
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When the meter is on, hold down for more than 2 sec to enter setup mode. To exit setup, press in P1.0 ~ P4.0 and it returns to normal mode.
SETUP
10
SET
ON/O FF
ESC
REC ALL
P1.0: COUNT DOWN TIMER
When entering setup mode, P1.0 and
“ ” (Fig.13) are displayed on LCD.
Press to go into. Press or
to adjust the timer value you need from
hour to second. (Fig.14)
Then, press to save. Press to
escape.
Fig.13 Fig.14
Mx/ Mn
MEM O
HOL D
Mx/ Mn
ESC
REC ALL
P2.0: TEMP. ALARM
When entering setup mode, P2.0 and “ ” (Fig.15) are displayed on LCD.
Press to enter. Press or to enable (YES) or disable (NO) the alarm function. (Fig.16). Then, press or to adjust the alarm threshold value you need. The adjustable scale is every 1 degree. Press to save. Press to escape.
Mx/ Mn
MEM O
HOL D
MEM O
HOL D
Mx/ Mn
ESC
REC ALL
Fig.15 Fig.16
Pt
Pt
Pt
Pt
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P3.0 TEMPERATURE UNIT
When entering setup mode, P3.0 is displayed on the LCD. Press to go into to decide the temp. unit.
The current set will display on LCD (Fig.17).
11
o o
Press or to choose C or F and press to confirm.
Mx/ Mn
MEM O
HOL D
Mx/ Mn
Fig.17
P4.0:REAL TIME CLOCK
Press go into P4.0 for setting the real time clock of this meter.
Press or to adjust the number of year then press to save. Repeat above to finish month and date setup. (Fig.18)
Press to enter time format selection. 12 & 24 hour time formats are selectable. Press or to choose format and press to save.
Continue to setup hour/minute/second by press or to adjust the number and then press to save. (Fig.19)
After setting up, press to return to normal display. You can now see the correct date & time display on LCD.
MEM O
HOL D
Mx/ Mn
Mx/ Mn
MEM O
HOL D
Mx/ Mn
MEM O
HOL D
Mx/ Mn
ESC
REC ALL
Pt
Mx/ Mn
Page 13
12
Fig.19
Fig.18
? Error messages
E05: Probe is unplugged.
E02: The value is under range.
E03: The value is over range.
E31: Temperature sensor or AD damaged.
E32: Memory IC damaged.
? Can’t power on
Press for more than 0.3 seconds and try again. Check whether batteries are in good contact and correct polarity, You may also remove the batteries for > 10 mins and then install the batteries again.
TROUBLESHOOTING
? Fixed readings
Check whether data hold function was activated. (HOLD icon at the top)
? Slow response
Check whether the probe is well connected.
SET
ON/O FF
Pt
D-M- Y
Pt
H:M: S
PM
P5.0:MEMORY CLEAR (8822only)
Press go into P5.0 to clear the manually logged data.
MEM O
HOL D
Mx/ Mn
Mx/ Mn
Press or to choose NO or YES and press to confirm.
Pt
Fig.20
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SPECIFICATION
Model
Resolution
o
-20~50 C
Humidity < 90%
Meter, Pt probe, stainless holder, battery, manual
Storage temp.
Storage RH%
Dimension(mm,LxWxT)
Weight
Standard Package
Battery
LCD size (mm, HxW)
Optional Accessory
o
0~50 C
Humidity < 80%
Operating temp.
Operating RH%
6pcs AAA battery
Custom made Pt probes are available upon request
O o
0.01 C/0.01 F
88228821
o o
-100~300 C(-148~572 F)
Measuring Range
Accuracy
o
(under 18~28 C ambient temp.)
IP rating
IP 67
54 x 32.5
169 x 78.3 x 34.4
~200g
Temp. Response time
180 seconds typical
LCD update time
every second
150
Probe size(mm)
Length
Diameter Handle length(mm)
Cable length(mm)
3.2
1100
Probe Weight
~50g
100
13
O
+/- 0.15 C
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The meter is warranted to be free from defects in material and workmanship for a period of one year from the date of purchase. This warranty covers normal operation and does not cover battery , misuse , abuse , alteration , tampering , neglect , improper maintenance , or damage resulting from leaking batteries . Proof of purchase is required for warranty repairs . Warranty is void if the meter has been opened
Authorization must be obtained from the supplier before returning items for any reason . When requiring a RA (Return Authorization) , please include data regarding the defective reason, the meters are to be returned along with good packing to prevent any damage in shipment and insured against possible damage or loss.
WARRANTY
RETURN AUTHORIZATION
Page 16
Accuracy, the Zenith of Measuring / Testing Instruments !
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2014.03.V01
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