Modbus; Hmi - Human-Machine Interface - Siemens OpenAir GMA 1 Series Technical Basics

Push button operation
LED colors and
patterns
Siemens
Building Technologies
7.3

Modbus

7.3.1 HMI – Human-machine interface
Activity
Display current address
(starting with lowest address
digit)
Turn bus termination on / off
turn on
turn off
Enter Modbus address with
push-button
Enter push-button
addressing mode
TM
(for use with Climatix
controllers)
Reset to factory settings
Color Pattern
Green 1s on / 5s off
flashing
Orange / green 1s orange / 1s green
Orange 1s on / 1s off
1s on / 5s off
Red Steady
1s on / 5s off
0.1s on / 1s off
Blue Flashes 1x after address
display
GMA..1 actuators with spring return
Push-button operation
Press button < 1s
1.press 3x
2.press 1x shortly
3.press button until LED
shines red
4.release button
1.press 3x
2.press button until LED
shines red
3.release button
Press button > 1s and < 5s
1. Press button > 5s and < 10s
2. Release button
Press button > 10s
Description
Normal operation ("life pulse") without bus traffic
Normal operation ("life pulse") with bus traffic
Device is in override control
Bus parameters not yet configured
Backup mode entered
Mechanical fault, device jammed or manual override
Internal error
Invalid configuration, e.g. Min = Max
Bus termination is set active.
Confirmation
1-digits: red
10-digits: green
100-digits: orange
If termination is switched on, LED
flashes 1x blue after address display
Example:
124 = 4x red, 2x green, 1x orange
LED flashing and flickering stops
(termination mode)
LED flashes 1x blue
LED shines red (confirmation)
LED off
Address display
LED flashes 1x blue after address
display
Normal operation
LED flashing and flickering stops
(termination mode)
LED shines red (confirmation)
Normal operation
See chapter 'Push button addressing'
below
LED shines red and gets dark after 5s
LED shines orange
LED flashes orange
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