Rhombus E50 environmental sensor mounted in a school restroom is shown detecting vape clouds. The sensor's multiple environmental monitoring capabilities, including humidity sensors and temperature sensors, are highlighted as it measures relative humidity, ambient temperature, and air quality. The device showcases its ability to accurately assess environmental factors and provide crucial data for maintaining environmental health in educational settings.
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E50

Promote healthy spaces, protect assets and stay compliant with advanced environmental monitoring powered by AI and specialized sensors. Expand security insights with audio detections.

E50 Sensor Specifications

Dimensions

117mm (4.6in) X 59mm (2.3in)

Power

Power over Ethernet (POE)
Standard 802.3af for one-cable installation

Humidity Measurement

±4.5 %RH @ 25 °C, 30-70% RH, typical
±6.0 %RH @ 25 °C, 30-70% RH, max

Temperature Measurement

±0.45 °C @ 15-30 °C, 50% RH, typical
±0.70 °C @ 15-30 °C, 50% RH, max

Mounting

Screws and anchors included

Outdoor Use

For use indoors or outdoors if protected from moisture

Detection

Vape & Smoke
Temperature
Humidity
Carbon Monoxide
Carbon Dioxide
Audio Detection: Glass break, loud noise, T3/T4 alarm
Particulate matter (PM): PM1.0/2.5/4.0/10
VOC index
NOx index
Formaldehyde
Pressure

Accessories

Supports external temp probe and leak probe via jack, both optional accessories

Rhombus Sensor Network Compatible

Rhombus 10-year Warranty included

Top view of the Rhombus E50 environmental sensor for comprehensive indoor air quality monitoring. Features multiple sensors for detecting particulate matter (PM1.0/2.5/4.0/10), temperature, humidity, VOC index, carbon monoxide, carbon dioxide, NOx index, formaldehyde, pressure, glass break, and loud noise. Compact design with low power consumption for continuous environmental monitoring of various air quality factors and ambient conditions.

E50 Accessories

For more information or to purchase accessories, contact sales@rhombus.com

Wall Mount
Ceiling Mount
Corner Mount
Pole Mount
DR20 Wall Plate

DR20 Wall Plate

$25

ACC-DR20-WP

Wall plate adapter for the DR20 Video Intercom mounted over standard 1-Gang wall boxes.

DR40 Angle Wall Mount

DR40 Angle Wall Mount

$25

ACC-DR40-AWM

30 Degree angle wall mount for DR40 Video Intercom, used to improve viewing angle. Also compatible with ACC-DR40-WP.

DR40 Wall Plate

DR40 Wall Plate

$25

ACC-DR40-WP

Wall plate adapter for the DR40 Video Intercom mounted over standard 1-Gang wall boxes.

Wired Temperature Probe

Wired Temperature Probe

$25

ACC-ENV-TEMP

Plugs directly into the E50 Environmental Sensor. Use for temperature monitoring of locations outside of E50 temperature range.

Wired Water Leak Cable

Wired Water Leak Cable

$25

ACC-ENV-LEAK

Plugs directly into the E50 Environmental Sensor and detects leaks. Daisy chain multiple to reach desired length.

Extension Rod

Extension Rod

$49

ACC-ROD-40CM

Extension rod for use with Ceiling Mounts or Arms, with standard 1.5” NPT connections on each end.

Junction Box

Junction Box

$49

ACC-R100-JB2

Outdoor junction box with the conduit attachment for R120 and R200 camera.

Pendant Cap

Pendant Cap

$49

ACC-R100-CAP

R120 and R200 pendant cap. Connect to Wall Arm, Ceiling Mount, or any mounting hardware with 1.5” NPT thread.

R230 Cap

R230 Cap

$49

ACC-R23-CAP

Connect to Wall Arm, Ceiling Mount, or any mounting hardware with 1.5” NPT thread.

R230 Junction Box

R230 Junction Box

$49

ACC-R23-JB

Outdoor junction box with the conduit attachment for R230 or R360 camera models.

R360/R400 Pendant Cap

R360/R400 Pendant Cap

$49

ACC-R3R4-CAP

Connect to a Wall Arm, Ceiling Mount, or any mounting hardware with a standard 1.5” NPT thread.

Universal Drop Ceiling Mount

Universal Drop Ceiling Mount

$49

ACC-DCM1

Indoor adapter for mounting all dome and fisheye cameras* to drop ceilings with 9/16" and 15/16" grids.

Wall Arm Junction Box

Wall Arm Junction Box

$49

ACC-ARM-JB

Junction box to provide protected space between arm and bracket.

R360 Wedge Mount

R360 Wedge Mount

$69

ACC-R3-JBW

15 Degree wedge mount/junction box, used to improve viewing angle for wall mounted fisheye cameras.

Arm

Arm

$79

ACC-R2-ARM

Mounts a downward facing camera with Cap to a wall, or corner (with Corner Bracket) or pole (with Pole Bracket).

Ceiling Mount

Ceiling Mount

$79

ACC-R2-CM

Pendant mount to be used with cap.

Corner Bracket

Corner Bracket

$99

ACC-R2-CB

Mounts to the Arm to a wall corner.

Pole Bracket

Pole Bracket

$99

ACC-R2-PB

Mounts the Arm to a pole.

R500 Junction Box

R500 Junction Box

$99

ACC-R5-JB

Junction box for use with R500-series bullet cameras.

R500 Pole Bracket

R500 Pole Bracket

$99

ACC-R5-POLE

Mounts R500-series bullet cameras to poles.

R600 Pendant Cap

R600 Pendant Cap

$99

ACC-R600-CAP

Mount the camera to other accessories to install to ceiling or building corners. 

See Rhombus for Yourself

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