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Product Specifications

Page 16

Product Specifications

Carbon Dioxide

Technology: Ultra Low Power, LED based NDIR

Measurement Range: 0-2000 ppm

Accuracy: ± 50ppm

Altitude/Pressure Compensation: Built-in correction

Self-Calibration: Automatic Background Calibration

Resolution: 1 data byte (0-200 decimal), 10 ppm

Temperature

Range: 0ºC to 51ºC (32ºF to 124ºF)

Accuracy: ± 0.3ºC (± 0.5ºF)

Resolution: 1 data byte (0-255 decimal), 0.2ºC (0.36ºF)

Relative Humidity

Range: 0% to 100% RH

Accuracy: ±3% RH…10-90%, ±7%... 0-10%, 90-100%

Resolution: 1 data byte (0-200 decimal), 0.5%

Power Supply

Type: Integrated Solar Panel

Operational Light Levels: 50 lux

Minimum Charge Time before Operation: 10 min @ 200 lux

Charging Light Level: 200 lux

Maintain Operating Life Level: 200 lux for 6 hours

Maximum Charge Time: 16 hours @ 200 lux

Operating Life From Full Charge: 72 hrs @ 0.0 lux

Battery: for backup, start assist & test mode (supplied). Use high quality 
CR2032 coin cell. The battery will typically provide 5 years operating life 
in zero light conditions.

General

Weight: 115 g, (4 oz)

Mounting: screws or double sided tape (not included)

Summary of Contents for echoflex RCT

Page 1: ...e Wireless CO2 Humidity and Temperature Sensor RCT Detailed Installation and Commissioning Guide Copyright 2019 Echoflex Solutions Inc All rights reserved Product information and specification details...

Page 2: ...Page 2 Echoflex intends this document whether printed or electronic to be read in its entirety...

Page 3: ...5 CO2 LED Indication 5 An example of determining exact CO2 value from blink code 6 Installation 7 Linking the RCT Sensor to a Receiver 8 Using The Adjustment and Test Functions 8 Test Operating Modes...

Page 4: ...Table of Contents Page 4...

Page 5: ...sensor is intended for indoor use only A button on the lower right edge of the sensor body can be used to cause the LED s to blink a code that indicates CO2 concentration or to go into test mode when...

Page 6: ...llation and to provide extended backup in no light or low light conditions The sensor will operate under battery power for over five years i Note Tricolored LEDs provide indications to aid with instal...

Page 7: ...be calibrated at the same time Further instructions on other adjustments that can be made can be found on page 10 1 Place the sensor s in outside air above 32 F 0 C and out of direct sunlight for 15...

Page 8: ...ry 15 seconds Green LED 1100 ppm good Amber LED 100 to 1500 ppm marginal Red LED 1500 ppm poor ventilation Acquiring current CO2 concentration Press function button on lower right side for 1 second Co...

Page 9: ...sensor averaged with the previous transmitted value level 1 and 2 only For level 3 only the 3 readings taken during the current sample are averaged Ambient Light Temp RH Sampling Rate CO2 sampling Ra...

Page 10: ...ncentration where Green blinks 500 ppm blink Amber blinks 100 ppm blink Red blinks 25 ppm blink Add the blink values up to determine the concentration An example of determining exact CO2 value from bl...

Page 11: ...late has a security feature which requires a tool for the removal of the device from the back plate To remove the back plate insert a flat head screw driver into the slot and exert torque on the key t...

Page 12: ...nt and Test Functions The RCT uses a single button interface to allow installers and users to make adjustments to the sensor and utilize built in test functions Pressing the function button at the rig...

Page 13: ...seconds the green LED will stop blinking when calibration is complete Test 4 GREEN and RED LED flash CO2 Calibration and Setup Mode 1 Press the function button on the sensor until the green LED is bl...

Page 14: ...ode the green LED will start blinking a pattern according to the light level See Light Level Test Table below 3 Hold the sensor in the location you are thinking of installing the sensor and check the...

Page 15: ...Explained The Automatic Background Calibration ABC is a feature that looks at the lowest level of CO2 that occurs over a 3 week period and assumes it is an outside background level of 420 ppm This fe...

Page 16: ...lue Absolute value calibration allows the user to select a CO2 value with 25 ppm resolution Green blinks 500 ppm Amber blinks 100 ppm Red blinks 25 ppm The sensor will display the current value pressu...

Page 17: ...late of the RCT by pressing a screwdriver into the slot key on the bottom of the sensor enclosure and pull the body away from the back plate The top of round battery cover just snaps completely out to...

Page 18: ...ted and connected to the temperature control equipment however the signal will travel through material barriers Refer to the tables below for range considerations with building materials that reduce t...

Page 19: ...ng the signal power Avoid large metal obstructions as they create radio shadows Place receivers in alternate locations to avoid the shadow or use repeaters to go around the obstacle Do not locate rece...

Page 20: ...ity Range 0 to 100 RH Accuracy 3 RH 10 90 7 0 10 90 100 Resolution 1 data byte 0 200 decimal 0 5 Power Supply Type Integrated Solar Panel Operational Light Levels 50 lux Minimum Charge Time before Ope...

Page 21: ...g two conditions I this device may not cause harmful interference and ii this device must accept any interference received including interference that may cause undesired operation IC RSS 210 902 MHz...

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