Full Product Manual
LEDs Status Indication Action
REC ALM
Both LED
lights OFF
Logging not active Start logging
Low battery or no
battery installed
Install or replace
battery
REC ALM
Single Green
ash every
10 seconds*
Logging, no set
alarm triggered**
No action required
Double Green
ash every
10 seconds*
Manual start was
chosen from setup
Press and hold the
start button until the
Green and Yellow
LEDs ash indicating
recording has started
REC ALM
Single Red
ash every
10 seconds*
Logging, Low
alarm for relative
humidity triggered
No action required
Double Red
ash every
10 seconds*
Logging, High
alarm for relative
humidity triggered
No action required
Single Red
ash every 60
seconds
Low Battery Replace Battery,
download saved
data
REC ALM
Single Yellow
ash every 10
seconds*
Logging, Low alarm
for temperature
triggered
No action required
Double Yellow
ash every
10 seconds*
Logging, High alarm
for temperature
triggered
No action required
Single Yellow
ash every
60 seconds*
Memory full Download data
*To conserve battery power, the LED ashing frequency can be adjusted between 15 and 30
seconds in the software.
**To conserve battery power, the alarm LEDs for temperature and humidity can be disabled
via software.
REED Instruments
1-877-849-2127 | info@reedinstruments.com | www.reedinstruments.com