Aci TSENSE Tsense

Product Description

The ACI TSENSE is a carbon dioxide sensor with analog, Modbus, or BACnet communication, and relay capabilities. It also measures relative humidity and temperature. It is designed for use in commercial office buildings, gymnasiums, shopping malls, auditoriums, theaters, hospitals, and schools for demand control ventilation and economizers.

• Offers analog, Modbus, or BACnet communication options
• Measures CO2 concentration, temperature, and humidity
• Features a single beam non-dispersive infrared (NDIR) sensing method

Product Highlights

The ACI TSENSE is a versatile sensor for monitoring indoor air quality and controlling ventilation in a variety of commercial and institutional settings.

Product Information

Standard Information

• Brand: ACI
• Manufacturer Part Number: TSENSE

Technical Specifications

• Supply Voltage: 12 VDC, 24 VAC/VDC, ±20%; (Half-wave rectified) (50-60 Hz)
• Power Consumption: <0.35W average non-display, <0.6W display version, <2W maximum
• Electrical Connections: 0.00232 in2 (1.5 mm2) screw terminals
• Operating Environment: Residential and Commercial spaces
• Operating Temperature / RH: 32°F to 122°F (0°C to 50°C) | 0-95% RH Non-condensing
• Warm Up Time: 1 minute (@ full specs 15 mins)
• Coverage Area: 7500 sq. ft. maximum
• Pressure Dependence: ±1.6% per 0.145 psi (1 kPa) deviation from normal pressure (1 Atmosphere = 14.7 psi (1.013 KPa))
• Recommended Maintenance: Maintenance free
• Coverage Area / Mounting Height: 7500 ft2 (696.7 m2) | 4-6’ off the floor
• Self-Diagnostics: Complete function check
• Display (Optional): Touch display, configurable color LCD with CO2 (PPM), Temperature (°F or °C), and Humidity (%RH)
• Storage Temperature Range: -22°F to 158°F (-30°F to 70°F)
• Analog Outputs: Out 1 (CO2): 0 to 10V, 0 to 2000 ppm
• Output Signal Resolution: 10-bits, 10mV/steps, , 0.1% steps of full ppm/°C/%RH range
• CO2 Specs Accuracy: ±50 ppm (@ 1000 ppm, 63°F to 82°F (17°C to 28°C), and Humidity (%RH)
• Sensing Method: Single bean non-dispersive Infrared (NDIR)
• Sensor Life: > 15 years (typical)
• Response Time: <6 minutes (Air velocity of 0.15m/s)
• Sensing Range: 0 to 2000 ppm (CO2), optional 0 to 3000 ppm
• Extended Range Accuracy: Typically < (+/- 30 ppm +/- 20% of measured value)
• Repeatability: ±0.45°F @ 63 to 82°F (±0.25°C @ 17 to 28°C)
• Annual Zero Drift: ±0.3% of measurement range
• Calibration: Senseair ABC algorithm (Automatic Baseline Correction)
• Temperature Specs Sensor Operating Temperature Range: 32°F to 122°F (0°C to 50°C)
• Accuracy: ±0.9°F @ 63 to 82°F (±0.5°C @ 17 to 28°C), ±1.8°F @ 32 to 122°F (±1.0°C @ 0 to 50°C)
• RH Specs RH Sensor Type: Capacitive
• RH Measurement Range: 0-100%
• RH Specs Accuracy: ±5% @ 20 to 80% RH
• Hysteresis: ±1% @ 20 to 80% RH
• Annual Drift: <±0.5% RH
• RH Specs Repeatability: ±0.25% RH @ 63 to 82°F (±0.25% RH @ 17 to 28°C)
• Relay Trip Point: CO2: 1000 ppm (factory set)
• Relay Input Source: CO2 (Default) / Temp/RH Configurable via Touchscreen or UIP5 Software
• Relay Deadband/Hysteresis: 100 ppm (factory set)
• Relay Type: Form C, SPDT 1A @ 50 VAC / 24 VDC
• Relay Durability: Mechanical: 100,000,000 operations minimum (@ 36,000 operations/hour)t
• Communication Protocol: Modbus RTU or BACnet MS/TP
• Supported Baud Rates: 9600, 19200, 38400, 57600, 76800, 115200
• Network Addressable: MAC: 0 to 127 (Default 104)
• Enclosure Material | Flammability Rating: Bayblend FR3000 (PC & ABS blend), Flammability rating UL 94V-0
• Product Dimensions: (H) 4.92" (125 mm) x (W) 3.35" (85 mm) x (D) 0.87" (22 mm)
• Product Weight: TSENSE: 0.361 lbs (0.166kg) | TSENSE-LCD: 0.414 lbs (0.188kg)
• Agency Approvals: CE, Compliant with CA Bill 841 requirements
• Measurement Range: 0 - 2,000 ppm
• Application: Industrial,Oil & Gas,Labs,Agriculture,Transportation,Mining
• Output Signal: Communicating
• Temperature Output: Various (see order grid)
• Temperature Accuracy: +/- 1°F (+/- 0.6°C)
• Operating Temperature/Relative Humidity Range: 32 to 122°F (0 to 50°C)/0 to 95%, non-condensing
• Sensor Coverage Area: 7,500 sq. ft. maximum
• Life Expectancy: > 15 years (typical)
• Warranty: 5 years
• Manufacturer Part Number: 135459
• Manufacturer: ACI-Automation Components
• Product Series: TSENSE
• Family Series: ACI-Automation Components HVAC Sensors, TSENSE Series
• Description: Co2/Rh/Temp, Relay, Bacnet
• Type: Carbon Dioxide
• Input: 12 VDC, 24 VAC, 24 VDC
• Output: 0-10 VDC, BACnet, Modbus, SPDT
• Humidity Sensor: No
• Humidity Range: 0-95 % RH
• Operating Temperature: 32-122 °F
• Display: None
• Override: No
• Set Point: No
• Net Weight: 0.24 lbs
• Gross Weight: 0.37 lbs
• Sensing Technology/Sensing Method: Single beam infrared sensing technology (NDIR); Diffusion
• Measurement Range Default: 0 to 2,000 ppm
• CO2 Output Signal: Out 1: 0-5 VDC or 0-10 VDC (Default) | Out 2: 4-20 mA (500 Ohm Load Max.)
• Fail Safe: Polarity protected
• CO2 Accuracy: +/- 40 ppm +/- 3% of reading (@ 15-35°C; 20-70% RH and 101.3 kPa)
• Product Dimensions (Room Mount): (H) 4.5" (W) 2.75" (D) 1.12"
• Product Dimensions (Duct Mount): (H) 5.98" (W) 3.33" (D) 1.85"