Caleffi solar iSolar Wmz-G1 Handmatig - Pagina 6

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1.3 Data communication / Bus

VBus

9 10

VBus

terminals

Operation and function

2.1 Push buttons for adjustment

backwards (-)

(selection / adjustment mode)

forward (+)

The sensors (S1, S2) are connected to the following terminals:

VBus

9 10

T -1/ T -2

Q-1 / Q-2

yellow

white

temperature signal 1 / 2 flow rate signal 1 / 2 (or rela-

tive pressure signal or differ-

ential pressure signal depend-

ing on the sensor type)

The RESOL VBus

connection is carried out at the termi-

nals marked "VBus" with either polarity.

Mains connection is at the mains terminals (see figure

to the left):

= neutral line N

= conductor L

12, 13, 14 = grounding

The iSolar WMZ-G1 is equipped with the VBus

transfer with and energy supply to external modules. The

connection is carried out at the two terminals marked

"VBus" (either polarity). One or more VBus

be connected via this data bus:

The device is operated via 3 push buttons below the dis-

play.

The

forward-button

(1) is used for scrolling forward

through the menu or to increase the adjustment values.

The

backwards-button

(2) is correspondingly used for the

reverse function.

Î Select the desired sub-menu using buttons 1 and 2

Î Briefly press button 3 in order to enter the sub-menu,

Î The selected sub-menu is now shown on the display. By

pressing the "back"-button, the display returns to the

former menu level.

Î Press buttons 1, 2 and 3 several times until the desired

menu line is reached.

Î Briefly press button 3 in the relevant menu line for modi-

fication of adjustment values – "change value" appears

on the display – adjust the requested value by pressing

buttons 1 and 2

Î Briefly press button 3 in order to confirm the adjust-

ment.

Î Please reply to the following security inquiry "Save?" by

choosing "yes" or "no" (buttons 1 and 2) and confirm

with button 3.

Note:

If button 3 is kept pressed for 2 seconds, the

display goes back to the main menu

T4A

Netz / Mains

220 ... 240 V~

2 (1) A (220 ... 240) V~

GND

+5V

green

brown

ground

supply

for data

modules can