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48
Hardware description
User Manual PoolManager
®
87
48.4.2
Connection terminals
48.4.2.1
Connection terminals of low voltage
No.
Function
Terminal Notes
1
Potentiostatic chlorine
measurement
(ANALYT and
PoolManager
®
PRO
only)
RE
Reference electrode
(Ag/AgCl)
WE
Working electrode (gold)
CE
Counter electrode (platinum)
2
Flow switch
(inductive proximity
switch
"OMRON")
+
Supply voltage
Signal output
-
Ground (GND)
During flow, the signal output
is switched to GND
3
Temperature inputs
1 / 2 / 3
+
Measurement input
4
-
Ground (GND)
5
Temp. 1 / 2
0..50°C (820..1200
Ω
)
Temp. 3
0..75°C (820..1400
Ω
)
Sensor types supported:
•
PT1000
•
KTY83
•
KTY16-6
(Parallel resistance 2k
Ω
required!)
6
Universal switch
inputs
IN 1 / IN 2 / IN 3 / IN 4
a1/2/3/4
Signal input
7
b
Ground (GND)
8
For connecting
potential free
external
switches or switch contacts.
9
IN 1 can optionally be used for flow
monitoring.
10
CAN-Bus
H
CAN High
L
CAN Low
11
Option
A
These terminals are connected
with expansion plugs and
reserved for future functions.
B
12
LED 1 / LED 2
+
5V with 50
Ω
series resistance
13
-
Ground (GND)
For connecting LEDs for lighting effects
(optional)
48.4.2.2
Connection terminals for 230VAC
No.
Function
Terminal
Notes
20
Dosing outputs
•
Disinfection
•
pH-
•
pH+
b
Relay working contact
(Dosing output)
21
a
Relay centre contact
22
L
D
Phase 230V~ for dosing outputs
Potential free switch contact between a and b.
Wiring bridge from L
D
to a
230V~ on working contact b
23
Neutral conductor
N
D
for dosing
outputs
Neutral conductor N
D
is not internally connected
with neutral conductors N
F
and N!
24
Protective earth PE All PE terminals are connected internally
25
Alarm relay
b
Relay working contact
26
Relay switch
outputs for
supplemental
functions
OUT 1 / OUT 2 /
OUT 3 / OUT 4
a
Relay centre contact
27
L
F
Phase 230V~ for alarm relay
and supplemental functions
30
Potential free switch contact between a and b.
31
Wiring bridge from L
F
to a
230V~ on working contact b
32
Relay switch output
OUT 4
Resting contact
c
Relay resting contact
a
Relay centre contact
L
F
Phase 230V~
1
OUT 4 inactive
Contact a-c closed
28
Neutral conductor
N
F
for alarm relay
and supplemental
functions
Neutral conductor N
F
is internally connected
with neutral conductor N, but not with neutral
conductor N
D
!
33
29
Protective earth PE All PE terminals are connected internally
34
35
Input phase
230V~
L
(also L
F
)
PoolManager
®
supply, alarm relay,
and supplemental functions
(L
F
fused with 4AT)
L
D
Supply dosing outputs
36
Input neutral
conductor
230V~
N
(also N
F
)
PoolManager
®
supply, alarm relay,
and supplemental functions
N
D
Supply dosing outputs
37
Protective earth PE All PE terminals are connected internally