1 pin connection, Supply voltage connector x1, Signal connector x2 – HYDAC HDA 5500 User Manual
Page 2: Connection of the relais contacts x3 / x4

1
3.2.1 Pin connection
Supply voltage connector X1
X1
device
PIN
description
Variante
HDA 5500 – X – X – AC – 000 ~ / ~
Supply voltage 85VAC bis 265VAC 50/60Hz
1 , 2 and 3
HDA 5500 – X – X – DC – 000 + / -
Supply voltage 24VDC
1 , 2 and 3
Signal connector X2
X2
device
1
2
3
4
5
6
7
8
9
10
11
Variante
HDA 5500 – 0 – X – XX – 000
RXD
TXD
DGND
Analog
Output
AGND
+12V
Sensor 1
Input
1 , 2 and 3
HDA 5500 – 1 – X – XX – 000
RXD
TXD
DGND
Analog
Output
AGND
+12V
Sensor 1
Input
Sensor 2
Input
Sensor 3
Input
AGND
1 , 2 and 3
HDA 5500 – 2 – X – XX – 000
RXD
TXD
DGND
Analog
Output
AGND
+12V
Sensor 1
Input
Freq
Start
Stop
Clear
1 , 2 and 3
HDA 5500 – 3 – X – XX – 000
RXD
TXD
DGND
Analog
Output
AGND
+12V
Sensor 1
Input
Pt100
Pt100
Pt100
Pt100
1 , 2 and 3
Connection of the relais
contacts X3 / X4
X3
X4
device
1
2
3
4
5
6
1
2
3
4
5
6
Variante
HDA 5500 – X – 0 – XX – 000
1
HDA 5500 – X – 1 – XX – 000
R1
N/C
R1
Base
R1
N/O
R2
N/C
R2
Base
R2
N/O
2
HDA 5500 – X – 2 – XX – 000
R1
N/C
R1
Base
R1
N/O
R2
N/C
R2
Base
R2
N/O
R3
N/C
R3
Base
R3
N/O
R4
N/C
R4
Base
R4
N/O
3