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BAST-221C/CH-B2  

BACnet Communicating Thermostat for Multi-Stage Heating/Cooling/Ventilation 

 

 

BASstat 

Multi-Stage Thermostat                               

User Manual 

 

# UM-15090000-AA8 

 

 

 

 

 

 

Содержание BASstat BAST-221C-B2

Страница 1: ...BAST 221C CH B2 BACnet Communicating Thermostat for Multi Stage Heating Cooling Ventilation BASstat Multi Stage Thermostat User Manual UM 15090000 AA8...

Страница 2: ...ut the prior written permission of Contemporary Control Systems Inc Tel 1 630 963 7070 2431 Curtiss Street Fax 1 630 963 0109 Downers Grove Illinois 60515 USA E mail info ccontrols com Contemporary Co...

Страница 3: ...Electromagnetic Compatibility 8 2 7 Mechanical all dimensions are in mm 9 3 Installation 11 3 1 Terminal Block Pin Assignments 11 3 2 Limited Power Source 11 3 3 Power Supply Precautions 12 3 4 Wirin...

Страница 4: ...BACnet object no control action is taken based on humidity Both models have five relays two for stage heating two for stage cooling and one for fan The BASstat is configurable locally using the Engine...

Страница 5: ...n metering Full configurable control parameters such as deadband proportional gain integral rate stage trip points and cycle time Adjustable minimum maximum set point ranges Three options for temperat...

Страница 6: ...UM 15090000 AA8 Page 5 1 2 Product Image and Main Features BASstat 221C B2...

Страница 7: ...UM 15090000 AA8 Page 6 BASstat 221CH B2...

Страница 8: ...g 1 Heating 2 Cooling 1 Cooling 2 Fan Contact Rating SPST 2A at 30 VAC with inductive load Minimum contact life 100 000 cycles 2 3 Communication Item Description Protocol Compliance BACnet MS TP with...

Страница 9: ...rd Test Method Description EN 61000 6 2 IEC 61000 4 2 Electrostatic Discharge Immunity EN 61000 6 2 IEC 61000 4 3 Radiated Radio Frequency Electromagnetic Field Immunity EN 61000 6 2 IEC 61000 4 4 Ele...

Страница 10: ...l dimensions are in mm Wiring 14 to 22 AWG wires or 1 5mm2 wires Mounts directly onto wall panel standard 65 65mm junction box hole pitch 60 mm or standard 2 4 inch vertical junction box hole pitch 83...

Страница 11: ...UM 15090000 AA8 Page 10...

Страница 12: ...ice on the MS TP bus a termination resistor 120 must be applied across pins 16 and 17 of the input terminal The remote sensor input RS is at terminals 13 and 14 The remote occupancy ESI input is a dry...

Страница 13: ...f wave devices have a common secondary connection called COMMON LO or GROUND Connect the HOT side of the secondary to the 24 VAC high side input on the BASstat and the LO side to 24 VAC common WARNING...

Страница 14: ...rmostat outputs This will disable control ON OFF control can be accomplished over BACnet as well 2 At power ON press any button to start the User Mode operation Press the MODE button to toggle between...

Страница 15: ...to a desired value from BACnet supervisor 3 Mode Select Select the working mode Cooling Heating or Ventilating After pressing the MODE button press the UP DOWN button to rotate the selections Depende...

Страница 16: ...type automatically The default control type is set to 2 stage Heating and Cooling with Auto Changeover This is the most common control type 2 stage Heating and Cooling with Manual Changeover can be u...

Страница 17: ...net object and Engineering Menu object but are not available for use Fan Output in Heat Mode By default the BASstat thermostat will not provide Fan output signal when in Heat Mode since most HVAC comf...

Страница 18: ...g can be selected by pressing the MODE button or using a BACnet command to object MSV1 In application where user control needs to be limited the lock button function can be used to disable MODE button...

Страница 19: ...g its state The default setting is 3 minutes Maximum cycles per hour will count the number of cycles in an hour When the cycle count reaches the maximum cycles in an hour it won t allow additional cyc...

Страница 20: ...d the thermostat will change the set point temperatures to the Unoccupied Cool and Unoccupied Heat setpoints AV8 9 When the state changes back to occupied the thermostat will return to the occupied se...

Страница 21: ...MODE button Alternately pressing no buttons for 10 seconds will return the thermostat back to User mode Engineering Menu Flow Chart Press Up down for over 5s MODE MODE E01 E01 Setting _ MODE MODE E02...

Страница 22: ...8 0 0 1 C F E11 diFF Stage differential 0 5 0 1 1 0 1 0 0 1 1 8 0 1 C F E12 LOC Bit Definition 0 MODE button dec 1 1 Down buttons dec 2 2 Up button dec 4 3 FAN SPEED button dec 8 4 Power On Off button...

Страница 23: ...0 3 0 0 1 0 stop 1 low E20 Pct Output Percentage not used 0 0 100 0 0 100 1 E21 Baud BACnet MS TP Baud rate 38 4 9 6kbps 19 2kbps 38 4kbps 57 6kbps 76 8kbps 38 4 9 6kbps 19 2kbps 38 4kbps 57 6kbps 76...

Страница 24: ...Hour Extension Time not used E41 VALL Input Low Value of Valve Feedback not used E42 VALH Input High Value of Valve Feedback not used E43 AI L Analog Input Low Value not used E44 AI H Analog Input Hig...

Страница 25: ...utton dec 16 5 SET or button dec 32 6 ESI contact detection dec 64 7 Door Window contact detection unused unused 8 Modification for communication parameters dec 256 i e baud rate MAC addr device inst...

Страница 26: ...s is required to distinguish it from other MS TP devices on the bus default MAC address 1 When more than one BASstat is installed at the same time their MAC addresses must be configured prior to commu...

Страница 27: ...able Writable Range BACnet Thermostat Device 100001 Model Name R Application Software Version R Object Identifier R Object Name R W 32 characters max Max_Master R W 1 127 Object name Type Instance Rea...

Страница 28: ...g Temperature Setpoint AV 0 R W Cooling Temperature Set Point C 0 500 0 0 50 0 F 320 1220 32 0 122 0 F Space Temperature Via BACnet AV 1 R W BACnet Assigned Current Temperature 999 9999 99 9 999 9 F T...

Страница 29: ...ure C 0 500 0 0 50 0 F 320 1220 32 0 122 0 F Object name Type Instance Readable Writable Description Range and Definition High Setpoint Limit AV 14 R W High Limit for Set Point Temperature C 0 500 0 0...

Страница 30: ...15 reserved unused Bit Value 0 Unlock enable 1 Lock disable Examples add dec values to lock multiples For more details see Lock Function Setup and Examples section of this manual Control Out Percenta...

Страница 31: ...trol Minimum Output AV 33 R W CO2 Control Minimum Output Percentage 0 20 After Hour Extension Time AV 34 R W After Hour Extension Run Time 5 20 0 5 2 0 Hour Input Low Value of Valve Feedback AV 35 R W...

Страница 32: ...Closed 1 Door Window Open Cooling heating Status BI 2 R Status of Cooling Heating Control Output 0 Close Off 1 Open On Relay 1 Status BI 3 R Status of Relay 1 Cooling Stage 1 0 Off 1 On Relay 2 Statu...

Страница 33: ...I1 Contact Definition this feature is model specific 0 N O 1 N C Cooling Direct Reverse Acting BV 1 R W Modulating Cooling Direct Reverse Signal Output 0 Direct 0 To10v 1 Reverse 10 To 0V Heating Dire...

Страница 34: ...n Mode MSV 0 R W Fan Mode 1 Auto 2 Low 3 Med 4 Hi System Mode MSV 1 R W Working Mode Heat Cool or Ventilation 1 Cool Mode 2 Heat Mode 3 Ventilation Cool Mode 4 Ventilation Heat Mode Sleep MSV 2 R W Sl...

Страница 35: ...anty period CC will at its option repair or replace the product at no charge The customer is however responsible for shipping the product CC assumes no responsibility for the product until it is recei...

Страница 36: ...nd on our website www ccontrols com United States China United Kingdom Germany Contemporary Control Systems Inc Contemporary Controls Suzhou Co Ltd Contemporary Controls Ltd Contemporary Controls GmbH...

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