User Manual

Syste
m configuration
Devices
22
322 | 353 CM110664en_07
22.4.8 TX Open integration (TXI1/2/2-S.OPEN)
Item Limit Description
TXI1.OPEN 100* Max. number of data points per TX Open.
TXI2.OPEN 160* Max. number of data points per TX Open.
TXI2-S.OPEN 40* Max. number of data points per TX Open.
22.4.9 Number of data points on Desigo room automation
stations
Number of data points on the TX-I/O subsystem
Every used data point on TX-I/O is counted.
ASN Product description Data points Description
TXM1.6RL 6 I/O relay modules, bistable max. 6 Used TX-I/Os are counted.
TXM1.8RB 8 I/O blinds modules max. 8 Used TX-I/Os are counted (1 data point per
relay).
TXM1.8T 8 I/O triac modules max. 8 Used TX-I/Os are counted.
TXM1.8U 8 I/O universal modules (DI, AI, AO) max. 8 Used TX-I/Os are counted.
TXM1.6R 6 I/O relay modules max. 6 Used TX-I/Os are counted.
TXM1.8D 8 I/O digital input modules max. 8 Used TX-I/Os are counted.
TXM1.16D 16 I/O digital input modules max. 16 Used TX-I/Os are counted.
Number of data points on DALI subsystem
Each individually controlled DALI lighting group and each individually controlled
ECB counts as 1 data point.
ASN Product description Data points Description
PXC3.E7xA
PXC3.E16A-100A
Automation station max. 64 DALI lighting groups and/or individual DALI
ECBs are counted.
Additional DALI limits:
● Max. number of devices: 64
● Max. number of addresses: 64
● Max. number of groups: 16
Number of data points on KNX PL-Link subsystem
KNX PL-Link devices have a set count whereas KNX S-Mode devices are
counted according to the used group addresses.
ASN Product description Data points Description
RXM21.1 Fan coil PL-I/O 5 Fixed count
RXM39.1 Fan coil PL-I/O 5 Fixed count
QMX2.P33 Room operator unit with display and
temperature sensor
3 Fixed count
QMX2.P43 Room operator unit with display,
temperature and humidity sensor
4 Fixed count
QMX3.P02 Freely configurable operator unit, wall
mounted
5 Fixed count