MeshGuard LEL IR & CO2 IR User’s Guide 
 
13 
 
4.  Specifications 
CE EN 300328  
Customized LCD (1 x 1.5″) with backlight 
Two-point field calibration 
IEEE 802.15.4/Zigbee with mesh stack 
Up to 300 meters, line of sight 
Three keys  (Y/+, MODE, N/-) 
Disposable lithium battery, +3.6V (optional rechargeable external 
battery for extended run time) 
3.0mA@3.3V (sleep) 
0.5mA@3.3V (shut off) 
<200mA@3.3V during RF 
18mA@3.3V (sleep) 
0.5mA@3.3V (off) 
<200mA@3.3V during RF 
Internal Battery (at normal 
temperature): 
STD* Mode: up to 2 months 
RTR** Mode: up to 10 days 
 
External Battery (at normal 
temperature): 
STD Mode: up to 4 months 
RTR Mode: up to 1.5 months 
No internal battery usage 
 
 
 
External Battery (at normal 
temperature): 
STD Mode: up to 80 days 
RTR Mode: up to 40 days 
*   STD is standard-function device 
** RTR is router-function device 
LEL: -20° to +50° C   
(-4° to 122° F) 
With RAE PowerPak:  
-40° to +50° C  (-40° to 122° F) 
-20° to +50° C   
(-4° to 122° F) 
 
10% to 95% relative humidity,  non-condensing 
Metal Enclosure: 15.7cm x 9.3cm x 5.1cm 
  (6.2” x 3.7” x 2.0”) 
Plastic Enclosure: 26.5cm x 9.5cm x 5.5cm 
Metal Enclosure: 1.2 kg (2.65 lbs) 
Plastic Enclosure: 0.6 kg (1.3 lbs)  
Optional stainless-steel bracket with pole mount or magnetic 
mount 
 
Brazil Radio Specifications 
Radio model: RM2400A 
Frequency range: 2.400-2.4835GHz 
Modulation: 802.15.4 DSSS BPSK 
RF power(Tx): 20dBm 
Data rate: 250kbps