Mec Card Calculation - Panasonic KX-TDA50 Installation Manual

Terminal Equipment Type
External Sensor
*1 This number includes all ports of SLC cards, regardless of whether an SLT is connected or not.
*2 A maximum of 4 ports (8 channels) of a single VPS can be connected to the PBX.
Note
Devices connected to the PBX that exceed the system capacity will not function.

MEC Card Calculation

Calculate the MEC figure from the type and total number of items of equipment to be connected. If the MEC
figure exceeds 28, you need to install an MEC card. Note that you also need to connect an additional AC
adaptor in this case.
MEC Card Calculation
PT
Pre-installed 4 Super Hybrid Ports
Extension Card
*1
PT-interface CS (2-channel) (1 unit)
PT-interface CS (8-channel) (1 unit)
VPS (1 port)
*1 Only the extension cards that can support SLTs count for the MEC figures.
Calculation Example
Pre-installed Super Hybrid
Ports
KX-DT300/KX-T7600 series
DPT
SLC4
Document Version 2010-11
Without Additional AC
Equipment Type
KX-DT300 series DPT/KX-DT300 series
DSS console/KX-T7600 series DPT/
KX-T7600 series DSS console
Other DPT/Other DSS console
APT
IP-PT
SLC4
SLC8
HLC4
PLC4
PLC8
Equipment Type
4 ports
16 units
2 cards
With Additional AC Adaptor
Adaptor
4
1.3.3 System Capacity
4
MEC Figure
1
1
1
1
4
4
8
0
0
0
0
0
1
MEC Figure
4
16
8
Installation Manual 27