Lutron Electronics AM-4205A Operation Manual

+ Type K/J TEMP.

HUMIDITY /

A

NEMOMETER

Model : AM-4205A

Your purchase of this HUMIDITY/ANEMOMETER marks a step
forward for you into the field of precision measurement.

Although this METER is a complex and delicate instrument, its
durable structure developed. Please read the following
instructions carefully and always keep this manual within easy
reach.

OPERATION MANUAL

TABLE OF CONTENTS

1. FEATURES..................................................................... 1

2. SPECIFICATIONS........................................................... 2

2-1 General Specifications............................................... 2

2-2 Electrical Specifications ............................................ 5

3. FRONT PANEL DESCRIPTION.......................................... 7

3-1 Display.................................................................... 7

3-2 Power Button ( ESC Button )..................................... 7

3-3 Hold Button ( Function Button )................................. 7

3-4 REC Button ( Enter Button )...................................... 7

3-5 Settin

g

Button .........................................................7

3-6 RS-232 Output Terminal...........................................

.

7

3-7 Vane Probe Head.....................................................

.

7

3-8 Vane Probe Handle................................................... 7

3-9 Vane Probe Plu

g

.......................................................7

3-10 Humidity Probe Head ............................................. 7

3-11 Humidity Probe Handle...........................................

.

7

3-12 Humidity Probe Plu

g

............................................... 7

3-13 Humidity/Anemometer Socket.................................

.

7

3-14 Thermometer Socket..............................................

.

7

3-15 Battery Compartment/Cover.................................... 7

4. MEASURING PROCEDURE............................................... 9

4-1 Anemometer............................................................ 9

4-2 Humidity meter........................................................10

4-3 Thermometer...........................................................10

4-4 Both Anemometer/Thermometer...............................11

4-5 Both Humidity meter/Thermometer...........................

.

11

4-6 Data Hold................................................................12

4-7 Data Record (Max, Min readin

g

)................................ 12

5. ADVANCED MEASURING PROCEDURE..............................13

5-1 Chan

g

e the measuring unit.......................................14

5-2 Chan

g

e the thermocouple to type K or type J.............14

5-3 Chan

g

e the Temp , unit....................................

.

℃℉ 14

5-4 Auto power On/Off...................................................15

5-5 Code enterin

g

for the further calibration usage...........15

6. RS232 PC SERIAL INTERFACE.........................................16

7. BATTERY REPLACEMENT................................................18

8. OPTIONAL ACCESSORIES...............................................

.

18

1. FEATURES

* Anemometer, Humidity meter and type K/J Thermometer

are combined into one meter, intelligent design.

* Microprocessor circuit assures maximum possible accuracy,

provides special functions and features.

* Large LCD with two display, easy readout.
* Low-friction ball vane wheels is accurate in both high &

low velocities for anemometer.

* Thin-film capacitance sensor for humidity measurement,

high precision.

* Records Maximum & Minimum readings with recall.
* Data hold.
* Auto shut off saves battery life.
* RS 232 PC serial interface.
* The portable anemometer provides fast, accurate readings

and the convenience of a remote sensor separately.

* Humidity meter with the separate probe.
* Multi-functions for air flow measurement: m/s, km/h,

ft/min, knots. mile/h.

* Build in temperature , measurement.℃℉
* Used the durable, long-lasting components.
* Heavy duty and deluxe hard carrying case, easy

carryout & storage.

* Wide applications : To check air conditioning & heating

systems, measure air velocities, wind speeds, humidity
temperature...etc.

* Available for the HVAC applications.

1

2. SPECIFICATIONS

2-1 General Specifications

Circuit Custom one-chip of microprocessor

LSI circuit.

Display * LCD size : 60 mm x 33 mm

* Dual function meter's display.

Measurement

Anemometer :

m/s ( meters per second )
km/h ( kilometers per hour )
ft/min ( feet/per minute )
knots ( nautical miles per hour )
mile/h ( miles per hour )
Temperature - , .℃℉

Humidity meter :

%RH ( Relative Humidity ).
Temperature - , .℃℉

Type K/J thermometer

Sensor

Anemometer :

Structure Air velocity :

Conventional twisted van arm and
low friction ball bearing design.

Temperature : Precision thermistor.

Humidity meter :

Humidity :

High precision thin-film
capacitance sensor.

Temperature : Precision Temp. sensor.

Thermometer :

Type K/J thermocouple probe.

2

Type K/J

Input Socket :

Thermometer Standard 2 pin thermocouple socket.
structure

Linear Compensation :

Linear Compensation for the full range.

Temperature Compensation :

Automatic cold junction compensation
both type K/J thermometer

Data hold To freeze the display reading on the

LCD display.
Memory Records Maximum & Minimum readings
Recall with recall.
Sampling Approx. 1 sec.
Time
Power Auto shut off to save battery life or
Management manual off by push button.
Over

Show " ".

Indication
Data Output RS 232 PC serial interface.
Operating 0 to 50 ( 32 to 122 ).℃℉
Temperature
Operating Less than 80% RH.
Humidity
Power Supply DC 9V battery ( heavy duty ), 006P,

MN1604 ( PP3 ) or equivalent.
Power

Type K/J thermometer :

Consumption Approx. DC 6 mA

Anemometer :

Approx. DC 11 mA

Humidity :

Approx. DC 7 mA
Weight 256 g/0.56 LB, main instrument.

3

Dimension

Main instrument:

180x72x32 mm (7.1x2.8x1.3 inch).

Anemometer probe :

Round, 72 mm Dia.

Humidity Probe:

197 mm ( 7.8 inch ) in length.

Accessories Instruction manual..................1 PC.

Included Anemometer probe.................

.

1 PC.

Humidity Probe.......................

.

1 PC.

Carryin

g

case..........................1 PC.

Optional * Type K thermocouple probe,
Accessories TP-01, TP-02A. TP-03, TP-04.

* RS232 cable, UPCB-02.
* USB cable, USB-01.
* Data Acquisition software,

SW-U801-WIN.

* AC to DC 9V adapter, AP-9VB.

4

2-2 Electrical Specifications (23±5 )℃

Type K/J Thermometer

Sensor Reso- Range Accuracy
Type lution

Type K 0.1 ℃ -50.0 to 1300.0 ℃ ± ( 0.4 % + 0.8 )℃

-50.1 to -199.9 ℃ ± ( 0.4 % + 1 )℃

0.1 ℉ -58.0 to 2372.0 ℉ ± ( 0.4 % + 1.5 )℉

-58.1 to -327.8 ℉ ± ( 0.4 % + 1.8 )℉

Type J 0.1 ℃ -50.0 to 1100.0 ℃ ± ( 0.4 % + 0.8 )℃

-50.1 to -199.9 ℃ ± ( 0.4 % + 1 )℃

0.1 ℉ -58.0 to 2012.0 ℉ ± ( 0.4 % + 1.5 )℉

-58.1 to -327.8 ℉ ± ( 0.4 % + 1.8 )℉

*

Accuracy value is specified for the meter only.

*

Temp. probe ( Type K, TP-01 TP-02A, TP-03. TP-04 ) is the
optional accessories, refer page 22.

Anemometer

A. Air velocity

Measure- Range Resolution Accuracy
ment tion

m/S 0.4 - 25.0 m/s 0.1 m/s ± (2% + 0.2 m/s)
km/h 1.4 - 90.0 km/h 0.1 km/h ± (2% + 0.8 km/h)
mph 0.9 - 55.9 mile/h 0.1 mile/h ± (2% + 0.4 mile/h)
knot 0.8 - 48.6 knots 0.1 knots ± (2% + 0.4 knots)
FPM 80 - 4930 ft/min 1 ft/min ± (2%+40 ft/min.)

Note:

m/S - meters per second km/h - kilometers per hour
FPM - feet/per minute knot - nautical miles per hour
mph - miles per hour (international knot)

5