MRC RHW-925 Operation Manual
RS232 to WiFi CONVERTER
Model : RHW-925
Your purchase of this
RS232 to WiFi
CONVERTER marks a
step forward for you
into the field of
precision measurement.
Although this Meter is a
complex and delicate
instrument, its durable
structure will allow
many years of use if
proper operating
techniques are
developed. Please read
the following
instructions carefully
and always keep this
manual within easy
reach.
OPERATION MANUAL
PLEAS
E READ THIS MANUAL CAREFULLY BEFORE OPERATION
Hagavish st. Israel 58817 Tel: 972 3 5595252, Fax: 972 3 5594529 mrc@mrclab.com
MRC.11.17
TABLE OF CONTENTS
1. FEATURES................................................................................................................................................................
1
2. SPECIFICATIONS..........................................................................................................................................................
2
3. FRONT PANEL DESCRIPTION.......................................................................
4
4. MEASURING PROCEDURE................................................................................
5
4-1.The initial startup screen....................................................................................................................
5
4-2.Measuring and setting screens...........................................................................................
5
4-3.The summary description of keyboard..........................................................................................................
6
4-4.Setting Description.....................................................................................................................
6
4-5.Set value storage.....................................................................................................
8
4-6.Mesurement and WiFi connection........................................................................................
8
4-7.Reply factory setting......................................................................................................
8
4-8.AP Mode.......................................................................................................
9
4-9.Client Mode (internal network) ...........................................................................................................
12
4-10.Client Mode(External network fixed IP)...................................................................................................
12
4-11.Client Mode(External network floating IP).............................................................................................
14
4-12.Ethernet Mode connecter network floating (intenal network ).............................................................................................
16
4-13.Ethernet Mode connecter network floating (extenal network ).............................................................................................
16
4-14.Ethernet Mode is connected via the wireless bridge network.............................................................................................
16
4-15.Ethernet Mode is connected via the wireless bridge network .............................................................................................
17
4-16.RS232 Function SERIAL OUTPUT.............................................................................................
19
1. FEATURES
* Can be temperature and humidity data sent to the desired device through WiFi.
the use of smart phones or tablet computers developed by the company's free
software to do data collection record APP.
* WiFi work mode: Access Point(AP) or Client mode
* I/O terminal:
1.DC 9V power input
2.DC 9V power output(power supply for the connecting RS232 meter)
3.Pt-100 ohm input.
4.Three RS232 input(photo isolate RS232 type)
3.Ethernet RJ485 input.
* Basic setting:
1.NetMode, 2.SSID, 3.Password, 4.IP address, 5.Port,
6.Gateway address,
* Simultaneous display Humidity ,Temperature,Web buie, Dew point temp.
reading value.
* Humidity range : 5% to 95%
*
Temprature range : 0 ℃ to 50 ℃, ℃/℉
* Maximum TCP connections to 20
* Without going through the computer settings, can be used directly
after the machine settings
1
2. SPECIFICATIONS
Circuit Custom single-chip microprocessor LSI circuit
Display LCD Size: 3.2 X 2.4” (60 X 44.4 mm)
Dot Matrix backlit LCD (128 X 64 pixels)
Wireless * Support IEEE 802.11b / g / n wireless standards
* Support the range of frequency : 2.412 to 2.484 GHz.
* Support two types of wireless networks: Access
Point(AP) and Client
* Support multiple security authentication mechanisms :
64/128/152 bit WEP encryption, WPA-PSK/
WPA2-PSK、、WPA/WPA2 security mechanism.
NET mode
* Access Point (AP) Mode(Wireless)
setting
* Client Mode(Wireless)
* Ethernet Mode(RJ45)
Measurement * Humidity/ Temperature
* Dew pint Temperature
* Wet bulb Temperature
* Pt 1000 ohm Temp.
Data Output
RS232 computer serial interface
USB/RS232
* Connect the optional USB cable USB-01 will get the
*Computer
USB plug.
interface
* Connect the optional RS232 cable UPCB-02 will get the
RS232 plug.
Operating
0 to 50℃ ( 32 to 122℉ ).
temperature
Operating Less than 80% R.H..
humidity
Power supply AC to DC adapter 9V.
Power DC 170 mA approximately.
consumption
Weight 222 g/0.49 LB.
Dimension 134 X 80 X 32 (5.3 X 3.1 X 1.3 inch).
* Dimension is for the meter without antenna only.
2
Accessories
* Instruction manual......................................................
1PCS
included
* Hanging unit ( with sticker ).........................................
1PCS
* AC to DC 9V power adapter.....................................
1PCS
Optional * RS232 cable,UPCB-02.
Accessories * Pt 1000 Temp. probe,TP-1000
* USB cable,USB-01.
* Data Acquisition software,SW-U801-WIN.
* Power interface cable, PWCB-06
2-2.Electrical Specifications (23 ± 5 ℃)
Humidity
Range Resolution Accuracy
5 % to 95 %RH 0.1 %RH < 70 %RH: ± 3 %RH
≧70 %RH: ±(3 %RH reading + 1 %RH)
Temperature
Range Resolution Accuracy
0.0 ℃ to 50.0 ℃ 0.1 ℃ ± 0.8 ℃
32.0 ℉ to 122.0 ℉ 0.1 ℉ ± 1.5 ℉
Dew point Temp.
Range Resolution Accuracy
-25.3 ℃ to 49.0 ℃ 0.1 ℃ Calculate from the
-13.5 ℉ to 120.0 ℉ 0.1 ℉ Humidity/Temp. Value
Wet bulb Temp.
Range Resolution Accuracy
-5.4 ℃ to 49.0 ℃ 0.1 ℃ Calculate from the
22.2 ℉ to 120.0 ℉ 0.1 ℉ Humidity/Temp. Value
Pt 1000 ohm Temperature(optional probe)
Range Resolution Accuracy
-10.0 ℃ to 70.0 ℃ 0.1 ℃ ± 1.2 ℃
14.0 ℉ to 158.0 ℉ 0.1 ℉ ± 2.5 ℉
3
3. FRONT PANEL DESCRIPTION
Fig. 1
3-1 DC 9V Power adapter input socket
3-2 DC 9V output socket
3-3 Humidity/Temp. sensor
3-4 Antenna and antenna socket 3-12 System reset button
3-5 Display 3-13 Stand
3-6 SETUP/ENTER KEY 3-14 Hanging holes
3-7 EXIT( ) key button 3-15 Hanging unit ( with sticker )
3-8 ▲ key button
3-16 Power interface cable/plugs
3-9 ▼ key button
3-17 Isolate RS232 output socket
3-10 key button 3-18 Pt1000 input socket
3-11 key button 3-19 Network socket(RJ45)
4
4. MEASURING PROCEDURE
4-1.The initial startup screen
SCREEN4-1-1 SCREEN4-1-2
4-2.Measuring and setting screens:
1.Measurement screen:
SCREEN4-2-1 SCREEN4-2-2
SCREEN4-2-3
SCREEN4-2-4
SCREEN4-2-5 SCREEN4-2-6
5
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