ZENNIO
ZVI-SQTMD4-A
Capacitive push button  Square TMD 4 Buttons  & Temp probe - Anthracite
Product code:
ZVISQTMD4A
Finishes:
Buttons:
Square TMD is a KNX switch with capacitive buttons, ,allowing you to select the function of each button and also includes thermostat function, internal temperature probe and two analogue/digital inputs. 
  Description
- Standard design.
- 4 touch areas.
- 2 analog/digital inputs.
- No power supply different from the bus needed.
- Thermostat.
- Temperature sensor.
- Status LED indicators.
- Custom LED luminosity.
- KNX BCU integrated.
- Magnetic fit with security mechanism to avoid accidental extraction. Metallic stand included.
- Complete data saving in case of power failure.
- CE directives compliant.
Zennio Thermostats:
Technical Details
Specification
General System Specifications
- KNX Power Supply: 29VDC
- KNX Current Consumption: 6mA @ 29VDC
- Operating temperature: 5 ¡C to 40 ¡C
- Assembly: Vertical or horizontal position. See example in "installation and connection diagram"
- Minimum Clearances: Keep away from heat and cold air flows to get better temperature sensor measurements.
- Response to Bus Voltage Failure: Complete data saving.
- Response to bus failure recovery: Data recovery
- Accessories: RJ45 cable connector (included). Mini USB A-B cable Ref. ZN1AC-UPUSB (not included)
Input Connections
- Number of inputs per common: 2
- Input voltage: +3.3V DC for the common (do not connect external voltage into the inputs in any case)
- Input current: 1.0mA @ 3.3V DC (each input)
- Input impedance: Approx. 3.3k ½
- Switching type: Dry voltage contacts between input and common
- Connection method: Cable screw terminal and matching socket
- Max. cable length: 30 m.
- NTC probe length: 10.5m. (extendable up to 30m.)
- NTC accuracy (@ 25 ¡C): 0.5 ¡C
- Temperature measure precision: 0.1 ¡C
- Cable cross-section: 0.15 mm to 1 mm
- Response time: Max 10ms
Properties
Properties
| Technology | KNX | 
| Design range | ZENNIO Touch My Design Square | 
| Finish | Black | 
| Switch action | Capacitive Touch | 
| Mounting | Flush | 
| Back Box | Round European | 
| Buttons | 4 | 
| Inputs | 2 | 
| Input voltage | KNX Bus (29VDC) | 
| HVAC support | Temp Sensing + Regulation | 
| Status LED's | White | 
| Buscoupler | Included | 
| IP rating | IP20 | 
| Operating Voltage | KNX Bus (29VDC) | 

