TB Controls TC02 Operation & Maintenance Manual Download Page 18 | Manualshive

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TB Controls TC02 Operation & Maintenance Manual Download Page 18

Operations & Maintenance Manual

January 2002

Doc: TC02 O&M

Page 18 of 20

Status:

Final

issue: 11

©TB Controls 2011

7.

Outside air temperature sensor

7.1.

Fitting the sensor

For best results locate the sensor on the north side of the structure high under an eave. This
prevents incorrect readings due to direct sunlight and damage from the elements.

Mount vertically with the open end of the tube facing down to prevent the accumulation of dirt
or water.

North

Installation example

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Summary of Contents for TC02

Page 1: ...B U I L D I N G C O N F I D E N C E TC02 Curtain heater controller Previously known as the mini FCU Operations Maintenance manual TBControls 2011...

Page 2: ...ONTROL PLATE UNIT 6 3 1 TC02 Connections 7 4 MASTER SLAVE 8 4 1 Phased Start Sequence 8 4 2 Controller Start sequence 8 4 3 Error Messages 9 4 3 3 Master 9 4 3 4 Slave Messages 9 4 4 LCD Modes 9 4 4 5...

Page 3: ...user interface to be locked Requested by Diffusion TC02 firmware V3 23 8 16 July 08 Final MODBUS BMS interface details LON comms error for slave device added Return air sensor now NOT required on slav...

Page 4: ...s The curtain heater controller unit has the following features Powered from 12 24 volts AC or DC Four fan speed settings with silent fan speed switching Controlled by four snubberless triacs with hea...

Page 5: ...230 VAC lamps as in the Ambassador unit On board real time clock for timed operation and event log time stamping Log of the last 500 system events Fan speed monitoring input to detect fan motor failur...

Page 6: ...height is 5mm 3 mm fixing screws are recommended Push over type plastic stand offs may be used if it eases production The following points should be noted The controller should be freely accessible a...

Page 7: ...re A RS485 black wire B RS485 shield in RS485 shield out RS485 jumper on shield out 24VAC feed Actuator drive open 24VAC feed 24VAC common 0v Earth Actuator drive closed Fan speed common output Fan sp...

Page 8: ...ll settings of the Master Each slave will report its faults to the Control Plate Any unit may be set to a Master to suit site conditions this must be the only Master unit of the group Return air and O...

Page 9: ...s the heating will be turned off The display will read Off Coil Sensor Fault Where the Return Air Temperature sensor fails the heating will still be functional The display will read Return Air Sensor...

Page 10: ...xx C Range 10 to 70 C Default 18 C Winter Off Coil Setpoint is displayed as Winter OC xx C Range 10 to 70 C Default 40 C Summer Return Air Setpoint Trip is displayed as Summer Ret xx C Range 40 to 40...

Page 11: ...en for Summer mode and closed for Winter mode BMS 0 10v fan input if enabled ENA the fan speed is taken from a 0 10v signal on the fan speed analogue input see 3 1 The fan speeds are set as follows Fa...

Page 12: ...after 30 seconds of inactivity ie no buttons pressed 4 4 7 User Mode User display mode default display when powered up will be Fan Status it will read Fan Off or Fan Speed x on the top line and Mode...

Page 13: ...oil and Return Air sensors only fitted will result in the temperature of the air leaving the supply grill being controlled to the given set point for Summer or Winter modes however when the return air...

Page 14: ...1 Default Set points Setpoints 10 12 14 16 18 20 22 24 26 28 30 32 34 36 38 40 42 44 46 48 50 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 Outside temperature C temperature C off coil setpoint retu...

Page 15: ...New Look Mode Set points DIP 5 on 10 12 14 16 18 20 22 24 26 28 30 32 34 36 38 40 42 44 46 48 50 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 temperature C Outside temperature C Setpoints off coil setpoint r...

Page 16: ...64 Sw8 128 Using various combinations of switches to on the requires address up to a decimal value of 255 may be set see next illustration Dipswitch Settings Switch ON position Switch Number 1 2 3 4 5...

Page 17: ...5 6 7 8 9 10 ON 1 2 3 4 5 6 7 8 9 10 ON 1 2 3 4 5 6 7 8 9 10 ON 1 2 3 4 5 6 7 8 9 10 ON 1 2 3 4 5 6 7 8 9 10 ON 1 2 3 4 5 6 7 8 9 10 ON 1 2 3 4 5 6 7 8 9 10 ON 1 2 3 4 5 6 7 8 9 10 ON 1 2 3 4 5 6 7 8...

Page 18: ...7 1 Fitting the sensor For best results locate the sensor on the north side of the structure high under an eave This prevents incorrect readings due to direct sunlight and damage from the elements Mo...

Page 19: ...Default 16 C R W 9 Winter Return Air Set point Trip range 10 to 40 C Default 25 C R W 10 Summer Outside Air Set point range 5 to 40 C Default 20 C R W 11 Winter Outside Air Set point range 5 to 40 C...

Page 20: ...his may either be the main BMS system holding the units off or the N O or N C may need to be altered The contacts can be altered by accessing the engineering mode Should units be master slaved it will...

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