METZ CONNECT GmbH
Im Tal 2 | 78176 Blumberg | Germany | Phone +49 7702 533-0 | Fax +49 7702 533-433
Mounting instruction see www.metz-connect.com
7. Mounting
Power down the equipment
Mount the module on standard rail (TH35 per IEC 60715 in
junction boxes and/or on distribution panels).
Installation
Electric installation and device termination shall be done by
qualified persons only, by respecting all applicable
specifications and regulations.
Plug in the terminal block for bus connection
The module can be aligned without interspace. Use the jumper
plug to connect bus and supply voltage when the modules are
mounted in series.
The maximum quantity of modules connected in line is limi-
ted to 15 or to a maximum power consumption of 2 Amps
(AC or DC) per connection to the power supply. For any
similar block of additional modules a separate connection
to the power supply is mandatory.
Connect the cable for bus supply
Mounting in series
5 mm
1
2
3
4
5
6
8. Software Description
Node Object
Node Object
nvoStatus
SNVT_obj_status
nviRequest
SNVT_obj_request
nvoFileDirectory
SNVT_address
SCPTmaxSendTime
The Node Object monitors and controls the functions of the
different objects in the device. It supports the basic functions
Object-Status and Object-Request required by LonMark.
nviRequest
SNVT_obj_request
nvoStatus
SNVT_obj_status
nvoFileDirectory
SNVT_address
SCPTmaxSendTime SNVT_time_sec
All output variables described below will be issued at the latest
at the end of the preset period even without status change.
Time settings:
0 timer function off-state
6553 s (factory setting 60 s)
DO_1 - 4 Objects
DO_1 - 4 Objects
nvoFeedback_1..4
SNVT_switch
nviValue_1..4
SNVT_switch
The respective relay is switched on through the nviValue_1..4
variable with a value having a value portion above 0 and
a state portion of 1, in all other cases the relay is switched off.
nvoFeedback_1..4
SNVT_switch
Transmits the feedback value of the object.
Automatic mode ON:
100,0 1
Automatic mode OFF:
0,0 0
Manual mode ON:
100,0 -1
Manual mode OFF:
0,0 -1
nvoManualFb_1..4 SNVT_switch
Transmits the manual control feedback.
Manual switch
on automatic
100,0 1
on “0” or “1”
0,0 0
SCPTInvrtOut
SNVT_lev_disc
Inverting the relay switching states when actuated by
nviValue_1..4.
Applicable values:
ST_ON contact open;
nviValue_1..4 set.
ST_OFF contact closed;
nviValue_1..4 set.
nvoManualFb_1..4
SNVT_switch
nviValue_1..4
SNVT_switch
SCPTInvrtOut
SCPTdelayTime
Continuation Sotftware Description
SCPTdelayTime
SNVT_time_sec
Wiper function. When nviValue_1..4 is set and the preset period
is over the relay changes status. In the manual mode the wiper
function is off-state.
Applicable values:
0 wiper function off-state
6553 s (factory setting 0 s)
