49
Hardware description
Required user qualification:
ELECTRICAL SPECIALIST
Electrical connections and all further activities
described in this chapter may only be performed by
ELECTRICAL SPECIALISTS as defined in the Chapter
User Qualification.
HAZARD!
Electrostatic charges
When working on an uncovered unit, electrostatic
charges can lead to damage to the sensitive electronic
components on PoolManager
Potential consequence: Defective or erroneous
functions in PoolManager
Ground whenever possible while working on an
uncovered unit.
Avoid touching electronic components
unnecessarily.
49.1
System printed circuit board
1
CPU printed circuit board
2
Configuration module (configuration of the controller model,
stored device configuration)
3
Three expansion plugs for internal add-on modules
4
Three dosing relays (socketed)
a
Disinfection
b
pH-
c
pH+
5
Alarm relay
6
Four relays for add-on functions (socketed)
a
OUT 1 (normally open contact)
b
OUT 2 (normally open contact)
c
OUT 3 (normally open contact)
d
OUT 4 (changeover contact)
7
Network socket Ethernet / RJ45
8
pH module (measuring and level monitoring)
9
Redox module (measuring and level monitoring)
10
Connection terminals of low voltage
11
Connection terminals for 230V~
12
Fuses
.
®
.
®
49.2
CPU printed circuit board
1
SD memory card (must always be plugged in!)
2
CR2032 lithium battery
(Buffering for real-time clock)
3
USB socket for connecting USB memory sticks
49.3
Connection terminals with spring contacts
49.3.1
Technical information
All connection terminals have spring contacts.
Connection terminals are designed for the following conductor cross-
sections:
Cable type
Conductor cross-section [mm²]
fixed
Flexible
(no wire end ferrule)
Flexible
(with wire end ferrule)
min.
max.
0.2
2.5
0.2
1.5
0.25
1.5
85