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Table of Contents
Troubleshooting
Related Manuals for Carrier SPS
Summary of Contents for Carrier SPS
- Page 1 CARRIER CORPORATION ©2009 A member of the United Technologies Corporation family · Stock symbol UTX · Catalog No. 11-808-423-01 · 7/6/2009...
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Page 3: Table Of Contents
Table of Contents Introduction to Carrier sensors ........................... 1 SPT sensors .................................. 3 SPT sensor specifications ............................ 4 Rnet Configuration ............................... 5 To address an SPT Standard sensor ........................5 Rnet wiring specifications ........................... 5 Mounting location ..............................6 To wire and mount the SPT sensor ........................6 Using an SPT sensor ............................. - Page 4 Enthalpy switch/receiver and Enthalpy sensor ....................... 49 Enthalpy switch/sensor specifications ......................50 Wiring specifications ............................50 Mounting location .............................. 50 To wire and mount the switch/sensor ......................51 Appendix: i-Vu System Wiring Specifications and Recommended Vendors ............53 Index ................................... 55 Carrier Sensors...
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Page 5: Introduction To Carrier Sensors
Introduction to Carrier sensors The following Carrier sensors can be used with the specified Open controllers. Controller Sensor Part number Space temperature sensor (page 3) • • • • • SPPL • • • • • • • • •... - Page 6 Introduction to Carrier sensors • Do not run sensor or relay wires in the same conduit or raceway with Class 1 AC or DC service wiring. • Do not abrade, cut, or nick the outer jacket of the cable. • Do not pull or draw cable with a force that may harm the physical or electrical properties.
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Page 7: Spt Sensors
SPT sensors SPT sensors Part #SPS, SPPL, SPP, SPPF An SPT sensor is a thermistor-based, wall-mounted temperature sensor that monitors zone temperature. An SPT sensor is wired to a controller's Rnet port. Carrier offers the following SPT sensors: Sensor Features •... -
Page 8: Spt Sensor Specifications
Supplied by the 4-conductor cable (+12 Vdc @ 250 mA) from the controller. Communication 115 kbps Local access port For local access to start up and troubleshoot system Environmental operating 32–122°F (0–50°C), 10–90% relative humidity, non-condensing range Mounting Standard 4x2-in. electrical box using provided 6-32 by 1/2 in. mounting screws. Carrier Sensors... -
Page 9: Rnet Configuration
NOTE Use the specified type of wire and cable for maximum signal integrity. Description 4 conductor, unshielded, CMP, plenum rated cable Conductor 18 AWG Maximum length 500 feet (152 meters) Recommended coloring Jacket: White Wiring: Black, white, green, red UL temperature rating 32–167°F (0–75°C) Carrier Sensors... -
Page 10: Mounting Location
Pull the Rnet communication cable through the wire guide in the mounting plate. 3.30 in. (8.38 cm) Use the 2 mounting screws provided to attach the mounting plate to the wall or electrical box. Carrier Sensors... - Page 11 If wiring 2 cables in a daisy-chain configuration, twist together the shield wires, then wrap the shield wires with tape. Insert the other 4 wires into the sensor's screw terminal connector. If wiring 2 cables, insert like-colored wires into each terminal. Carrier recommends that you use the following Rnet wiring scheme: Connect this To this terminal...
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Page 12: Using An Spt Sensor
The display shows the duration of the override in minutes. If the override time exceeds 199 minutes, the display shows the time in hours. To cancel the override, hold the button down until 0 displays. Wait five seconds for the display to show the current zone temperature again. Carrier Sensors... -
Page 13: To Change Sensor Properties
You can use the following items, if included with your system, to change sensor properties such as the override time or maximum setpoint adjustment: • i-Vu Open • Field Assistant • BACview or Virtual BACview Field Assistant and Virtual BACview run on a laptop that you connect to an SPT sensor's Local Access port. Carrier Sensors... -
Page 14: To Communicate Through The Sensor's Local Access Port
Is correctly wired and communicating SPT Pro or SPT Pro Plus If display shows... Then sensor... Nothing Has no power All display elements Has power, but is not communicating Only the temperature and current status Is correctly wired and communicating Carrier Sensors... -
Page 15: Alternate Space Temperature Sensor
Timed override button T-56 • Setpoint adjustment Part #33ZCT56SPT • Timed override button T-59 • Setpoint adjustment Part #33ZCT59SPT • LCD display NOTE The T-59 sensor requires a dedicated 24 Vac, 3 Va transformer to power the sensor. Carrier Sensors... -
Page 16: Sensor Specifications
8,056 6,530 5,325 4,367 3,601 2,985 2,487 2,082 1,752 Wiring specifications Cable from sensor to controller: If <100 ft (30.5 meters) 22 AWG, unshielded If >100 ft (30.5 meters) 22 AWG, shielded Maximum length: 500 feet (152 meters) Carrier Sensors... -
Page 17: Mounting Location
Turn the two Allen screws counterclockwise to secure the cover to the mounting plate. Wire the sensor to the Open controller. See the controller's Installation and Startup Guide for details. NOTE Clean sensor with damp cloth only. Do not use solvents. Carrier Sensors... -
Page 18: To Change A T59 Sensor's Options
NOTE If you do not press a key for 10 seconds, the sensor automatically returns to option page. To return sensor to From an option page, press until the display shows 1- -. Then press normal operation Carrier Sensors... - Page 19 01 = Display single offset setpoint 02 = Display Heat/Cool setpoints 03 = Display Heat/Cool setpoints w/Occupied (Occupied icon is shown in setpoint display mode.) Setpoint feedback 00 = Disable feedback 01 = Enable Occupied/unoccupied feedback 02 = Enable Heat/Cool feedback Carrier Sensors...
- Page 20 60 = Default (Range is 10 to 89) Occupied cool setpoint 65 = Default (Range is 10 to 89) Unoccupied heat setpoint 55 = Default (Range is 00 to 99) Unoccupied cool setpoint 90 = Default (Range is 00 to 99) Carrier Sensors...
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Page 21: Supply Air Temperature Sensor
-40° to 245°F (-40° to 118°C) with a nominal resistance of 10,000 ohms at 77°F (25°C). See table below. Sensor tolerance Accuracy of ±0.36°F (0.2°C) from 0° to 70°C Physical Has a thermistor encased with a 6-inch (15.2-cm) stainless steel probe. Includes a 114-inch plenum-rated cable and 2 mounting screws. Carrier Sensors... -
Page 22: Wiring Specifications
The sensor includes a 114-inch, plenum-rated cable. To extend the length, use the cable specified below. Cable from sensor to controller: If <100 ft (30.5 meters) 22 AWG, unshielded If >100 ft (30.5 meters) 22 AWG, shielded Maximum length: 500 feet (152 meters) Carrier Sensors... -
Page 23: Mounting Location
CAUTION The tip of the sensor's 6-inch (15.2-cm) probe must not touch the inside of the duct. Use field- supplied bushings as spacers when installing the sensor probe in a duct 6 inches (15.2 cm) or less in diameter. Wire the sensor to the Open controller. See the controller's Installation and Startup Guide for details. Carrier Sensors... -
Page 24: Duct Air Temperature Sensor
Duct Air Temperature sensor Part #33ZCSENDAT The Duct Air Temperature (DAT) sensor monitors supply air and is required for cooling and heating air source applications on non-Carrier dampers and for stand-alone operation. DAT sensor specifications Operating range -40° to 245°F (-40° to 118°C) with a nominal resistance of 10,000 ohms at 77°F (25°C). -
Page 25: Wiring Specifications
Maximum length: 500 feet (152 meters) Mounting location Mount the sensor in the top or side of the supply duct. Drill hole in top of duct and let sensor hang down Alternate location inside of duct Supply duct Carrier Sensors... -
Page 26: To Wire And Mount The Dat Sensor
Snap the grommet into the hole until it is secure. Pull on the sensor's wiring until the sensor is snug against the grommet. Wire the sensor to the Open controller. See the controller's Installation and Startup Guide for details. Carrier Sensors... -
Page 27: Outdoor Air Temperature Sensor
-40° to 245°F (-40° to 118°C) with a nominal resistance of 10,000 ohms at 77°F (25°C). See table below. Sensor tolerance Accuracy of ±0.36°F (0.2°C) from 0° to 70°C Physical Has a thermistor encased in a plastic resin probe that is enclosed in a PVC housing Carrier Sensors... -
Page 28: Wiring Specifications
Do not mount the sensor: • In direct sunlight • Near the exhaust from air-handling units or compressors • Near leakage drafts of indoor air • Near shrubbery or trees • Under direct water runoff Carrier Sensors... -
Page 29: To Wire And Mount The Oat Sensor
Attach the sensor box to the conduit adaptor using the adaptor locking nut. Replace sensor gasket and cover using the 2 screws provided. Wire the sensor to the Open controller. See the controller's Installation and Startup Guide for details. Carrier Sensors... -
Page 30: Primary Air Temperature Sensor
-40° to 245°F (-40° to 118°C) with a nominal resistance of 10,000 ohms at 77°F (25°C). See table below. Sensor tolerance Accuracy of ±0.36°F (0.2°C) from 0° to 70°C Physical Has a thermistor encased with a 6-inch (15.2-cm) stainless steel probe. Has a 4x2-inch electrical box. Includes 2 mounting screws. Carrier Sensors... -
Page 31: Wiring Specifications
Maximum length: 500 feet (152 meters) Mounting location Mount the sensor in the top or side of the supply duct. Drill hole in top of duct and let sensor hang down Alternate location inside of duct Supply duct Carrier Sensors... -
Page 32: To Wire And Mount The Pat Sensor
Secure the sensor to the duct using the 2 mounting screws provided. CAUTION The tip of the sensor's 6-inch (15.2-cm) probe must not touch the inside of the duct. Wire the sensor to the Open controller. See the controller's Installation and Startup Guide for details. Carrier Sensors... -
Page 33: Co2 Sensor
The sensor has a 4–20 mA output that is converted to 0–5 Vdc by a 250 Ohm, 1/4 watt, 2% tolerance resistor connected across the zone controller's CO input terminals. • Do not use a relative humidity sensor and CO sensor on the same zone controller. Carrier Sensors... -
Page 34: Co2 Sensor Specifications
FCC Part 15 Class B Calibration Interval: Five years/zero ppm gas offset adjust Wiring specifications Cable from sensor to controller: If <100 ft (30.5 meters) 22 AWG, unshielded If >100 ft (30.5 meters) 22 AWG, shielded Maximum length: 500 feet (152 meters) Carrier Sensors... -
Page 35: Mounting Location
Wire the 24 Vac transformer to the sensor. See diagram below. Turn the two Allen screws at the bottom of the unit counterclockwise to secure the cover to the mounting plate. Wire the sensor to the Open controller. See the controller's Installation and Startup Guide for details. Carrier Sensors... -
Page 36: To Wire And Duct-Mount The Sensor
2 field-supplied #8 x 32 machine screws. Mount the CO To wire the CO sensor, see the instructions above in To wire and wall-mount the CO sensor (page 31). Install the aspirator box cover. Carrier Sensors... -
Page 37: Co2/Temperature Sensor
Push-button override • Set point adjustment NOTES • The sensor has a 4–20 mA or 0–10 V output. • Push button override • Do not use a relative humidity sensor and CO sensor on the same zone controller. Carrier Sensors... -
Page 38: Co2/Temperature Sensor Specifications
5 1/4 in. (13.3 cm) x 3 in. (7.6 cm) molded plastic. Includes 6x32 machine screws. Wiring specifications Cable from sensor to controller: If <100 ft (30.5 meters) 22 AWG, unshielded If >100 ft (30.5 meters) 22 AWG, shielded Maximum length: 500 feet (152 meters) Carrier Sensors... -
Page 39: Mounting Location
Reattach the sensor's cover to the base and mounting plate. 10 Turn the two Allen screws counterclockwise to secure the cover to the mounting plate. 11 Wire the sensor to the Open controller. See the controller's Installation and Startup Guide for details. Carrier Sensors... - Page 40 . Sensor Common Setpoint (T56 only) Isolated 24 VAC or 24VDC Power Transformer Shielded cable ground each at CCN + one location onl y . CCN GND CCN - #33ZCT55C02 / #33ZCT56C02 Carrier Sensors...
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Page 41: Relative Humidity Sensors
Relative Humidity sensors Relative Humidity sensors Carrier offers 4 Relative Humidity sensors: Sensor Usage Space Relative Humidity Controls zone humidity sensor (dehumidification) if the Part #OPNSENSRH-01 rooftop unit has a dehumidification device. If not, the sensor only monitors humidity. Space Relative Humidity... -
Page 42: Sensor Specifications
Includes a 499 Ohm 1 Watt resistor for conversions of the 4–20 mA signal to a +2–10 Vdc output signal Wiring specifications Cable from sensor to controller: If <100 ft (30.5 meters) 22 AWG, unshielded If >100 ft (30.5 meters) 22 AWG, shielded Maximum length: 500 feet (152 meters) Carrier Sensors... -
Page 43: Mounting Location
At least 4 feet (1.2 meters) from any corner. Reduced airflow in corners results in erratic sensor readings. • Vertically so that the Carrier logo is correctly oriented Do not mount the sensor: • In drafty areas such as near heating or air-conditioning ducts, open windows, or fans •... -
Page 44: To Wire And Mount The Space Rh Sensors
Strip the outer jacket from the cable for at least 4 inches (10.2 cm). Strip .25 inch (.6 cm) of insulation from each wire. Wire the unit for power. See Typical power wiring diagrams for Space RH sensors (page 42). Carrier Sensors... - Page 45 All wiring should be in accordance with all Local and National Electrical Code guidelines. • If using shielded cable, connect only one end of the shield to ground at the controller. Connecting both ends to ground may cause a ground loop. Carrier Sensors...
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Page 46: Typical Power Wiring Diagrams For Space Rh Sensors
CAUTION If using a 24 Vac transformer, use an isolated transformer. If sharing the transformer with your controller or another device, be sure to connect all of the devices with the proper polarity, since most controllers are earth grounded. Failure to do so could cause a ground loop that could damage the devices. Carrier Sensors... -
Page 47: To Wire And Mount The Duct Rh Sensor
1 or 2 locations with a screwdriver, then remove the ring. Install your conduit connectors or watertight fittings. Wire the unit for power. See Typical power wiring diagrams for Duct RH and Outdoor RH sensors (page 46). Carrier Sensors... -
Page 48: To Wire And Mount The Outdoor Rh Sensor
At the sensor end of the cable, strip back the jacket from the cable for at least 3 inches. Strip 1/4 inch of insulation from each conductor. If using shielded cable, cut the shield and drain wire from the cable. Wire the unit for power. See Typical power wiring diagrams for Duct RH and Outdoor RH sensors (page 46). Carrier Sensors... - Page 49 4-20 0-10 Place the cover onto the unit and gently turn until it is tight. Verify that you are getting a humidity reading. NOTE Allow up to 20 minutes after powering up for the sensor reading to stabilize. Carrier Sensors...
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Page 50: Typical Power Wiring Diagrams For Duct Rh And Outdoor Rh Sensors
CAUTION If using a 24 Vac transformer, use an isolated transformer. If sharing the transformer with your controller or another device, be sure to connect all of the devices with the proper polarity, since most controllers are earth grounded. Failure to do so could cause a ground loop that could damage the devices. Carrier Sensors... -
Page 51: Calibrating And Troubleshooting Relative Humidity Sensors
0.5% RH. To correct a 1% drift, perform the above toggle sequence EXAMPLE twice. This is a single point calibration and is not recommended for NOTE critical applications. Contact the factory before doing any field calibration. Carrier Sensors... -
Page 52: Rh Conversion Formulas
0-10 Vdc 8 Vdc 8 Vdc/0.10 = 80%RH 0 Vdc = 0% RH 10 Vdc = 100% RH 0-5 Vdc (#OPNSENSRH-01 only) 2 Vdc 2 Vdc/0.05 = 40% RH 0 Vdc = 0% RH 5 Vdc = 100% RH Carrier Sensors... -
Page 53: Enthalpy Switch/Receiver And Enthalpy Sensor
Model #: HH57ZC003 Power: 24 to 36 VDC Power: 24 VAC Span: 0 to 50 BTU/lb Output: 10 A Form 1C Relay w/ Output: 4 to 20 mA 24 VAC Sourced Power 3.75 in. 3.75 in. (9.5 cm) (9.5 cm) Carrier Sensors... -
Page 54: Enthalpy Switch/Sensor Specifications
Mount the enthalpy switch/receiver in the outdoor air intake. Mount the enthalpy sensor in the return air duct. Do not mount the enthalpy switch/receivers and sensors where they could be exposed to outdoor elements such as rain or snow. These units are not NEMA 4 enclosures. Carrier Sensors... -
Page 55: To Wire And Mount The Switch/Sensor
To mount the enthalpy sensor, insert 2 field-supplied 8 x 3/4-in. TEK screws through its side holes. Repeat step 1 to mount the enthalpy switch/receiver. On the switch/receiver, remove the 4 screws holding the cover on, then remove cover. Carrier Sensors... - Page 56 33CSENTSEN 24 Vac output from n/c contact when the outdoor enthalpy is less than the indoor enthalpy (Enable economizer) 24 Vac output from n/o contact when the indoor enthalpy is greater than the outdoor enthalpy (Enable energy recycler) Carrier Sensors...
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Page 57: Appendix: I-Vu System Wiring Specifications And Recommended Vendors
Single twisted pair, unshielded, W221P-2005 6500UE 21281 CLP0410 Analog & discrete sensor wiring CM, 22AWG, plenum rated. < 100 ft Analog & discrete Single twisted shielded pair, CM, W221P-2044 6500FE 21280 CLP0520 sensor wiring 22AWG, plenum rated. 100–500 ft Carrier Sensors... -
Page 59: Index
#SPPF • 1, 3 SPT Standard • 3, 5, 10 #SPPL • 1, 3 Supply Air Temperature sensor • 1, 17, 26 #SPS • 1, 3 T55 / T56 • 11, 33 Alternate space temperature sensor • 11 temperature sensors aspirator box •... - Page 62 CARRIER CORPORATION ©2009 A member of the United Technologies Corporation family · Stock symbol UTX · Catalog No. 11-808-423-01 · 7/6/2009...
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