Table of Contents
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4
Meter description
1.LED display screen
2.Device
setting
3.Alarm
setting
4.Temperature
switching button
5. Switch display button
6. Data lock button
7. Temperature / humidity
sensor
8. AC power input
TM-185A TM-187A
9. Dry contact
button
10.4-20mA output
button
11.RS-485 interface
unit
12. RS-232 interface
13. USB interface
14. Alarm signal output
(2KHZ)
15. DC power input
16. Standard VESA wall
mount hole
(100x100mm)
2
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