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Summary of Contents for Eproteca 850027
- Page 1 Mini Environmental Quality Meter 850027 Instruction Manual...
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Page 2: Introduction
Sper Scientific. INTRODUCTION For environmental testing anywhere. Model 850027 combines 11 environmental test functions into a single compact unit. Features include touch-tone buttons, min/ max and hold functions. Comes ready to use with wrist strap, instructions, battery and soft carrying case. -
Page 3: Table Of Contents
TABLE OF CONTENTS 1. INTRODUCTION ....2 2. MATERIALS SUPPLIED ....2 3. -
Page 4: Features
FEATURES • 11 professional environmental instruments in 1 • Lightweight, ergonomic design • Wristlet design provides extra protection to the instrument • Low-friction ball bearing mounted impeller design provides high accuracy at high and low air velocity • High precision humidity sensor with fast response time •... -
Page 5: Front Panel Description
FRONT PANEL DESCRIPTION 3. FRONT PANEL DESCRIPTION Fig. 1 1 HOLD button Button (Power button) 3-1 Hold button 3 REC button Button ( Power button ) 4 LCD display 3-3 REC nutton 3-4 LCD display 5 Wristlet 3-5 Wristlet 6 Light sensor 3-6 Anemometer Vane 3-7 Humdity/Temp. -
Page 6: Operating Instructions
OPERATING INSTRUCTIONS Power on/off Button = Power Button 1. Power on: Press once to turn meter on. 2. Power off: Press for > 3 seconds to turn meter off. LCD backlight on/off With the meter on, press once. The LCD backlight will light for 5 seconds, then shut off automatically. -
Page 7: Unit Selection
With the meter on, press HOLD continuously and the Display will show the following texts in sequence: Display Mode text An = Anemometer (Air velocity) /Temp AirFL = Air flow (CMM, CFM) CHiLL = Wind chill rH = Humidity/Temp dP = Dew point Temp _Et = Wet bulb Temp HEAt = Heat index LIgHt = Light... -
Page 8: Special Attention For The Humidity Measurement
2. The next screen displays “dCdF” with the current temperature scale selection (°F or °C). Press to select the desired scale. Press REC to save as the default. Note… When CHiLL, rH, dP, _Et and HEAt are the selected mode, you may only change the temperature scale setting. -
Page 9: Air Flow Measurement
Air flow measurement 1. With the Power on, select Air flow mode (refer to page 7) 2. Set the measurement area dimension: Press HOLD once, the display will show Hold then press REC continuously until the lower left of the Display shows m-2 or F-2 m-2 = meter square F-2 = ft square... -
Page 10: Barometric Measurement
Barometric pressure measurement 1. Actual location air pressure (absolute air pressure value) measurement: with Power on, select “Barometric pressure measurement” (refer to page 7, display will show bAr text), now the meter is ready for actual air pressure measurement (absolute air pressure value). Note... -
Page 11: Altitude Measurement
Note... The sea level barometric pressure value can not be saved as a default when the meter is powered off. When the meter is powered on again and bAr is selected the meter will show the actual air pressure in the measurement location (absolute air pressure value). - Page 12 Using HOLD and adjust the altitude value. When the desired start location altitude value is set, press REC to save the setting value as the default. button = ▲button HOLD button = ▼ button REC button = Enter button Note..You can obtain your altitude value from a topographical map or local landmark.
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Page 13: Optional Pt 1000 Probe
Note... You can obtain your current sea level barometric pressure value by checking an internet weather site for a nearby location or contacting a local airport. Optional Pt 1000 Temp. measurement 1. Insert the plug of the optional Pt 1000 Temp. probe 850027P into the Pt 1000 probe socket (see page 5) 2. -
Page 14: Auto Power Off Disable
2. With the REC symbol on the display: a. Press REC once and the Max symbol will appear on the display along with the current maximum value. b. Press REC again, the MIN symbol will appear on the display along with the current minimum value. c. -
Page 15: Specifications
GENERAL SPECIFICATIONS Display 8 mm LCD display Measurement 1. Anemometer (Air velocity)/Temp 2. Humidity/Temp 3. Light 4. Barometer 5. CFM, CMM 6. Dew point 7. Wet bulb 8. Wind chill 9. Heat index 10. Altitude 11. Pt 1000 Temp. (opt.) Operating Humidity Max. - Page 16 ELECTRICAL SPECIFICATIONS @ 74 ±9°F (23 ±5°C) Air Velocity Range Resolution Accuracy ft/min 80 to 3927 ft/min 1 ft/min 0.4 to 20.0 m/s 0.1 m/s ≤20 m/s:±3% FS km/h 1.4 to 72.0 km/h 0.1 km/h >20 m/s:±4% FS 0.9 to 44.7 mph 0.1 mph knots 0.8 to 38.8 knots...
- Page 17 ELECTRICAL SPECIFICATIONS @ 74 ±9°F (23 ±5°C) Wind chill* * Wind chill value Range Resolution Accuracy is in effect only when the Temp. value °F 15 to 112°F 0.1°F ±3.6°F <15°C and Air velocity value >1.4 m/s. °C -9 to 44°C 0.1°C ±2.0°C Humidity/Temperature...
- Page 18 ELECTRICAL SPECIFICATIONS @ 74 ±9°F (23 ±5°C) Light *auto range Range Resolution Accuracy 0 to 2,200 Lux 1 Lux ±5%RDG 1,800 to 20,000 Lux 10 Lux 0 to 204.0 FC 0.1 FC ±8%RDG Foot-candle 170 to 1,860 FC 1 FC Barometric Pressure (Barometer) Range Resolution...
- Page 19 ELECTRICAL SPECIFICATIONS @ 74 ±9°F (23 ±5°C) Pt 1000 Thermometer (opt. probe) Range Resolution Accuracy °F 14 to 212°F 0.1°F ±2.5°F °C -10 to 100°C 0.1°C ±1.2°C Heat index Range Resolution Accuracy °F 32 to 212°F 0.1°F ±3.6°F °C 0 to 100°C 0.1°C ±2.0°C Effects of the heat index (shade values)
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Page 20: Warranty
Scottsdale, AZ 85260 The defective unit must be accompanied by a description of the problem and your return address. Register your product online at www.sperwarranty.com within 10 days of purchase. Tel.: +506 2280-1686 • Fax: +506 2524-2397 ventas@eproteca.com • www.eproteca.com Revised 6/13/2019...
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