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VARd
Installation - Commissioning - Maintenance
Contents
Installation – Wiring guides
Commissioning - Flows
How to use the VAR 1
How to use the VAR 2
How to use the VAR 4
How to use the VAR 5
Dimensions and weights
Pages 2-7
Pages 7-8
Pages 9-10
Pages 10-11
Pages 12-13
Page 13
Page 14
20111011
1
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Related Manuals for Swegon BELIMO ZTH-GEN
Summary of Contents for Swegon BELIMO ZTH-GEN
- Page 1 VARd Installation - Commissioning - Maintenance 20111011 Contents Installation – Wiring guides Pages 2-7 Commissioning - Flows Pages 7-8 How to use the VAR 1 Pages 9-10 How to use the VAR 2 Pages 10-11 How to use the VAR 4 Pages 12-13 How to use the VAR 5 Page 13...
- Page 2 2 x the duct diameter (ØD) upstream or downstream of the VAR. This applies to both supply air and extract air. Installation dimensions Size Size Figure 6. Open space for installation Swegon reserves the right to alter specifications. 20111011 www.swegon.com...
- Page 3 24V AC 0-10 alt. 2-10 V DC MP-bus Figure 7. Wiring diagram for VAR 1. Colour codes: 1 = Black, 2 = Red, 3 and 5 = White Insulate any conductors not in use. Swegon reserves the right to alter specifications. 20111011 www.swegon.com...
- Page 4 Figure 11. The diagram shows how to wire the CO sensor with combined DETECT Q temperature control and simultaneous control of the extract air. 1 = VAR Supply air. 2 = VAR Extract air. Swegon reserves the right to alter specifications. 20111011 www.swegon.com...
- Page 5 Figure 13a. Wiring diagram, VAR 2 (Belimo Universal). 1 = VAR Supply air. 2 = VAR Extract air. DETECT O Figure 14. Wiring diagram, VAR 4 (Siemens). 1 = VAR Supply air. 2 = VAR Extract air. Swegon reserves the right to alter specifications. 20111011 www.swegon.com...
- Page 6 3 = Thermo-actuator, heating. Figure 17. The diagram shows how to wire and refit jumpers of the RTC room ther- mostat enabling operation of the on/off 24 V VAC thermo-actuator on output YH (4). Swegon reserves the right to alter specifications. 20111011 www.swegon.com...
- Page 7 2.3 – 7.6 Volt DC. If wired to a controller, the VAR is normally set to 0-100% of its operating range. N.B. In some cases, high airflows can generate increased sound levels. Swegon reserves the right to alter specifications. 20111011 www.swegon.com...
- Page 8 400 x 400 1490 136.0 1600 x 700 2156 10560 964.0 500 x 400 1873 171.0 600 x 400 2246 205.0 700 x 400 2618 239.0 800 x 400 2991 273.0 Swegon reserves the right to alter specifications. 20111011 www.swegon.com...
- Page 9 Formula 2 on page 7. 3,52 V V DC Figur. 22 ZTH-GEN hand-held micro terminal. ~ w1 NMV-D3MP Figure 21. Shows how to connect a voltmeter for checking the true value. Swegon reserves the right to alter specifi cations. 20111011 www.swegon.com...
- Page 10 (Plug Use the room thermostat or some other microprocessor And Play). Contact Swegon’s representative for further info. substation equipment to override the system so that the control voltage will be a 10 V input on terminal 3. As an...
- Page 11 Via menu selection (returns automatically to Exit the mode for configuring the VAV controller) or for removing the connection to the VAV controller. The selected settings are automa- tically stored in the ZTH. Swegon reserves the right to alter specifications. 20111011 www.swegon.com...
- Page 12 If this possibility is lacking, then disconnect YC (grey cable, marked 8), fit a jumper on G0 (black cable marked 2) with Y2 (orange cable marked 7) and Y1 (violet cable marked 6). Swegon reserves the right to alter specifications. 20111011 www.swegon.com...
- Page 13 As a fi nal measure, interrupt the voltage supply for about one minute. If the controller still will not operate, replacing it is inavoidable. Swegon reserves the right to alter specifi cations. 20111011 www.swegon.com...
- Page 14 Figure 29. VAR 1, circular. Figure 33. VAR 4, circular. Figure 30. VAR 2, circular. Ø D 2 1 0 2 5 0 Figure 34. VART 5, rectangular. Figure 31. VART 5, circular. Swegon reserves the right to alter specifications. 20111011 www.swegon.com...
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