Specifications
Matrix-2000™ Reference Manual 
3 
The figure below shows a multidrop configuration with Matrix-2000™ readers connected to a 
Multiplexer. 
# 1 
# 0 
max. 1200 m. 
three wires + shield 
7
4
2
7
4
2
120 Ohm
MULTIPLEXER 
RTX485+
RTX485-
RS485REF
SHIELD
120 Ohm
MATRIX 
MATRIX 
MATRIX 
(
up to 31
)
# x 
max. 2 m.
7
4
2
Earth Ground 
1
1
1
Figure 44 - Matrix-2000™ Multidrop Connection to a Mutiplexer 
34 










