10 -14
-93 ~ -85
Acceptable
15 - 19
-83 ~ -75
Good
20 - 31
-73 ~ -51
Excellent
4.2.
Temperature
For correct operation, the unit must be in the operating range for temperature level. The
different temperature levels and their corresponding interpretations are listed below. The
temperature for the unit can be viewed on the cloud.
SURF-K/KM (°C)
Interpretation
< -5 °C
Low – Surf will trigger low temperature trouble event.
-5 °C to 50 °C
Normal
> 51 °C
High – Surf will trigger high temperature trouble event.
4.3.
Voltage
For proper operation, both alarm panel and SURF-K/KM should be powered by approved
power source within the recommended range. Different voltage levels and corresponding
interpretations for the alarm panel are listed below.
Panel Voltage (VDC)
Interpretation
< 9
Low voltage - Surf will trigger low voltage trouble event.
10.1 – 13
Acceptable
13.1 – 14.5
Good
> 14.5
High voltage - Surf will trigger high voltage trouble event.
4.4.
Button Functions
Surf button is used for a few functions according to the table below:
Button press
Time(sec)
Function
Name
Function Use
Duration time
LED indicators
5 sec<
Self-Test
To send device info (HW & FW
versions, signal level, power,
temperature) to our cloud
Immediate
Blink once
5 sec
Signal
level
Mode
To select the best location for
mounting Surf by obtaining signal
level of Surf for each location:
Led 1 Blink 0 ~ 9
20 sec
Slow blink
