FLIR EXTECH RH520 User Manual Download Page 9

RH520-EU_ENG  V4.2    3/10 

Display Modes 

STANDARD VIEW 

The Standard View is the display state of the RH520 when it is turned on. Refer to the 
diagram in the display description section of this manual for a representation of the 
Standard View. To reach the Standard View at any time, press the 

VIEW

 button. Note that 

the display automatically reverts to the Standard View five (5) minutes after the last button 
press. 

CURSOR 

The CURSOR location is indicated by a small diamond located between the two graphs.  
See diagram. There is one diamond for each horizontal pixel in the graph (64 positions). 
The date, time, and measurements for the data point selected by the cursor are shown in 
the Time/Date and numerical measurement display fields. 

ƒ

 

Each press of the 

RIGHT ARROW

 button will move the cursor to the right. When the 

cursor reaches the right side limit, the graph will move to the left. Holding the button 
down will speed the scrolling rate. When the cursor reaches the oldest (last) reading, it 
will stop. 

ƒ

 

Each press of the 

LEFT ARROW

 button will move the cursor to the left. When the 

cursor reaches the left side limit, the graph will move to the right. Holding the button 
down will speed the scrolling rate. When the cursor reaches the newest (latest) 
reading, it will stop. 

ƒ

 

Each press of the 

UP ARROW 

button will shift the graph to the next set of 64 values; to 

the left of the ones currently displayed (the cursor will not move). 

ƒ

 

Each press of the 

DOWN ARROW 

button will shift the graph to the next set of 64 

values; to the right of the one displayed (the cursor will not move). 

Cursor
Position

Time and Date of readings
at current cursor position

Measurements

at current

cursor position

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[email protected]

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Summary of Contents for EXTECH RH520

Page 1: ...User Manual Paperless Humidity Temperature Chart Recorder Model RH520 C 13 45 04 23 04 30 10 100 0 38 21 2 www calcert com sales calcert com 1 888 610 7664 0 5 10 15 20 25 30...

Page 2: ...this instrument will provide years of reliable service CAUTIONS This device is not a toy and must not reach children s hands It contains hazardous objects as well as small parts that the children coul...

Page 3: ...on clears recorded measurement data and alarm history 9 Temperature units select switch C or F 10 PROGRAMMING RESET button clears programming changes but retains measurement data and alarm history 11...

Page 4: ...ical axis scale limits 4 Cursor Alarm indicators 5 Push button lock out status indicator 6 Time display 7 Relative Humidity RH measurement graph 8 Date display 9 Function indicators 10 Numerical tempe...

Page 5: ...ht left down and up arrow buttons for scrolling data and navigating the display KEYPAD QUICK REFERENCE ALSO SHOWN ON REAR OF THE RH520 HOUSING Key press Function Second Alternate Keystrokes VIEW Selec...

Page 6: ...the battery ages When the battery indicator has only one segment left the batteries must be replaced immediately NOTE Always set the date and time immediately after batteries have been installed or af...

Page 7: ...SET TEMP and UP arrow buttons simultaneously 2 The upper temperature range indicator will flash and the SET icon will appear 3 Use the UP DOWN buttons to change the upper temperature value 5 incremen...

Page 8: ...temperature alarm limit Use the LEFT RIGHT arrow buttons to step through the decades 4 Press the ALARM button The MIN low alarm indicator will switch on 5 Use the UP DOWN arrow buttons to increment de...

Page 9: ...move the cursor to the right When the cursor reaches the right side limit the graph will move to the left Holding the button down will speed the scrolling rate When the cursor reaches the oldest last...

Page 10: ...ing the MAX or MIN relative humidity ALARM DISPLAYS 1 Press the ALARM button from the Standard View to analyze the most recent alarm activity temperature or humidity if any The ALARM display icon and...

Page 11: ...4 Press VIEW to return to the Standard View DEW POINT DISPLAY Press the TEMP and the RH buttons simultaneously to view the Dew Point reading The DEW POINT display icon will switch on above the temper...

Page 12: ...n the TIME and DATE display areas 4 To change the sample rate refer to the programming section of this manual 5 Press the VIEW button to return to the Standard View Transfer logged readings using the...

Page 13: ...1 reading stored per minute Battery Replacement The 5 segment battery life indicator allows the user to track the status of the battery When all 5 segments are dark the battery is fully charged Segmen...

Page 14: ...Vdc Power supply Three 3 AA batteries and AC adaptor included DC4 5V 300mA 3 5mm x 1 35 mm plug Battery life 4 weeks typical using alkaline batteries Operating Temperature CONTROL MODULE and DISPLAY 0...

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