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Humidistat TCY-BH-U

 

 

Doc:70-07-0102, V1.1, Date: 20100504 

© Vector Controls GmbH, Switzerland 

Page 1 

Subject to alteration 

TCY-BH-U Intelligent humidistat 

Features 

 

Low power energy consumption: < 1W per unit. 

 

Relays switching for outputs each up to 2(1.2)A. 

 

Humidity control for humidifying and de-humidifying.  

 

Option for fan supported devices. 

 

Cost saving option with Economy functionality and set point limitations. 

 

External sensor input for setpoint setback based on outdoor temperature. 

 

Control binary humidifiers and dehumidifiers with or without fan support.  

 

Temperature display of external input in Celsius or Fahrenheit. 

 

Password protected programmable user and control parameters: 

o

 

Setpoint range limitation. 

o

 

Access control for setpoints and mode change. 

o

 

Access control for clock and time programs. 

o

 

Select your display contents. 

o

 

Selectable behavior after return from power failure. 

Deluxe Version: 

 

Clock and time schedule functions

 

 

Blue backlight for LCD

 

Applications 

Humidifiers:  

 

On / Off type humidifiers 

 

On / Off type humidifiers with single speed fan support 

Dehumidifiers:  

 

On / Off type dehumidifiers 

 

On / Off type dehumidifiers with single speed fan support 

Combination humidifiers and dehumidifiers without fan support 

 
General Description 

The TCY-BH-U is a stand-alone electronic binary humidity stat. The TCY-BH-U features one internal humidity sensor, one 
external NTC temperature sensor input and two binary outputs (Relays).  
A detailed parameterization is possible with the use of a simple configuration routine. The TCY-BH-U can be configured using 
the standard operation terminal. No special tools or software is required.  

Ordering 

Item Name 

Item code 

Variant 

Features 

TCY-BH-U 
TCY-BH-U-W04 
TCY-BH-U-W05 

40-10 0055 
40-10 0055-04 
40-10 0055-05 

standard 
humidifying 
de-humidifying 

Binary controller with:  
1 Internal humidity input 
1 external temperature input (For set point shift)  
1 DO (Relay) for humidifier or dehumidifier 
1 DO (Relay) for fan (optional) 

TCY-BH-U-D 
TCY-BH-U-D-W04 
TCY-BH-U-D-W05 

40-10 0056 
40-10 0056-04 
40-10 0056-05 

Deluxe 
humidifying 
de-humidifying 

Accessories

 

 

 

 

S-Tn10-2 
SD-Tn10-12-2 
SD-Tn10-20-2 
SDB-Tn10-12 
SDB-Tn10-20 
SOA-Tn10 
AES-HT-A5 

40-20 0001 
40-20 0002 
40-20 0003 
40-20 0051 
40-20 0004 
40-20 0006 
40-50 0031-5 

 

Flying lead sensor with 2 m cable 
Flying lead duct sensor 12cm immersion depth, 2m cable 
Flying lead duct sensor 20cm immersion depth, 2m cable 
Duct sensor with housing, 12cm immersion depth 
Duct sensor with housing, 20cm immersion depth 
Outdoor sensor 
Replacement humidity sensor 5% accuracy 

Summary of Contents for TCY-BH-U

Page 1: ...ation humidifiers and dehumidifiers without fan support General Description The TCY BH U is a stand alone electronic binary humidity stat The TCY BH U features one internal humidity sensor one externa...

Page 2: ...NTC Sxx Tn10 sensor 40 70 C 40 158 F Accuracy 40 0 C 40 32 F 0 5 K 0 50 C 32 122 F 0 2 K 50 70 C 122 158 F 0 5 K Signal Outputs Digital Switching Outputs Switching type Switching power DO1 DO2 Relays...

Page 3: ...0 30 VDC RT Temperature input for setback NTC 10k 25 C 77 F CP10 1 YB1 Binary output 1 Humidify 0 24 VAC or 0 30 VDC YB2 Binary output 2 if CP11 ON Fan 0 24 VAC or 0 30 VDC RT Temperature input for se...

Page 4: ...uipment Avoid locations behind doors outside walls and below or above air discharge grills and diffusers Location of mounting is less critical if external temperature sensors are used Installation 1 C...

Page 5: ...meters and set points are memorized and don t need to be reentered Depending on UP 05 the unit will remain switched off switch on automatically or return to the operation mode it was in before the pow...

Page 6: ...mode is used for rooms such as lecture rooms and auditoriums that might be occupied during a certain time During this time the reset is not active The unit will not start itself when UNI mode is activ...

Page 7: ...in the large digits and CALH or CAL t in the small Pressing OPTION will reveal the current calibration value of the humidity sensor CALH or the temperature input CAL t Change the value with the UP DO...

Page 8: ...pressing the OPTION button Three triangles will show up on the lower right and indicate that the parameter may be modified now Use UP or DOWN buttons to adjust the value 8 After you are done press OPT...

Page 9: ...ll increase the number of switching cycles and thus the wear on associated equipment Delay OFF Prevents a too short running cycle for the control output by setting a minimum running time Delay ON Prev...

Page 10: ...and the humidistat will first activate the fan wait the required start delay time CP12 and then activate the control output This will ensure stable air for humidification or de humidification The cont...

Page 11: ...0 10 CP 05 Dead zone between humidifying de humidifying set point XDZ 0 100 10 CP 06 Delay on humidify de humidify change over 0 255 min 5 min CP 07 Switching Hysteresis 0 100 3 CP 08 Delay OFF Minimu...

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