Zehnder EASY 5.0
7
(7) Digital outputs DO
GDO
Common to DOs and internally connected to G (+)
DO1…DO7
24V AC polarised outputs (controller supply
voltage), connected to G0
(-) internally
The DO outputs provided for the user must be
relayed or the 3.15A protection fuse on the
controller’s 24V AC power supply will blow.
(5) Analogue outputs AO
AGND
Common
AO1…AO5
Outputs configured as 0-10V.
(8) Digital inputs DI
AGND
Common
DI1…DI8
24V DC polarised inputs (dry contact bC
and the corresponding DI input).
(4) Analogue inputs AI
AGND
Common
AI1…AI4
Inputs configured as PT1000 or 0-10V depending on
the machine version (see electrical diagram for the
machine)
(4) Universal inputs UI
AGND
Common
UI1…UI4
Inputs can be configured as analogue input AI or
digital input DI depending on the machine version
(see electrical diagram for machine)
(1) TCP-IP port
Port reserved for communication between the
machine and a BMS via TCP-IP link.
RJ45 plug interface
Available protocols: Bacnet IP or Modbus TCP
(1) Port P1 RS485 (Port P1)
Reserved port for communication between the
machine and a BMS via RS485 serial link.
Screw connector interface
Available protocols: Bacnet MS/ TP or Modbus RTU
(1) Port P2 RS485 (Port P2)
Port reserved for communication with another
controller or for communication with the Zehnder
EDT2 remote touchscreen.
(1) PG 5.0 touchscreen communication port
Port reserved for communication with the PG 5.0
touchscreen.
24 V AC
L
N
G
10
11
12
G
0
B 50
A 51
P 1
N 52
E 53
P 2
B 60
A 61
N 62
E 63
Ext.
Disp.
Z-MASTER-V1122-CSY-INM-Zehnder Easy5.0
