RH520 Datasheet, PDF (4/15 Pages) Extech Instruments Corporation. – Humidity-Temperature Chart Recorder

RH520 Description
1. Remote sensor
2. Sensor cable
3. LCD Display
4. Swivel keypad / table-top stand
5. PC interface jack
6. Universal alarm
module jack
7. AC adaptor jack
15
9 10 11
8
12
13 14
8. DATA RESET button (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. Display CONTRAST adjust
12. Sensor cable storage area
13. ‘AA’ 1.5V batteries
14. Sensor cable run
15. Wall mount holes
4
RH520 V2.9 3/07