Reflex Servitec 35 Originalbetriebsanleitung Seite 34

Installation
6.5.1 Terminal diagram
1 Main fuse
2 Fuse for motorized ball valve
3 CD degassing control valve
4 Group message
5 Optional for conductivity
6 Ball control valve
(correcting variable (25) / Return value (46))
7 RS-485 interface
8 ---
Terminal
Signal
number
1 PE
230 V power supply via mains
2 N
cable and plug.
3 L
4 PE
5N N "PU" pump
6 M1 M 1
7 Y2
8 N CD degassing control valve
9 PE
10 Y 1
11 N WV make-up valve
12 PE
13 COM
14 NC Group message (floating).
15 NO
16 Not assigned
External make-up demand
17 Make-up (230
from a pressurisation station;
V)
controller must be set to
18 Make-up (230 "Levelcontrol"!
V)
19 PE shield
Level analogue input, not used
by the device.
20 - Level (signal)
34 — English
Function Wiring
Pre-wired
Pre-wired
Pre-wired
Pre-wired
User,
optional
User,
optional
---
Vacuum spray degassing — 01.04.2022-Rev. D
9 Digital inputs:
Water meter; Insufficient water
10 Ball control valve (supply)
11 Pressure analogue input
12 External make-up demand (Levelcontrol only)
13 WV make-up valve
14 Pump
15 Mains supply
Terminal
Signal
number
+ Level (+
21
18 V)
22 PE (shield)
23 - Pressure
(signal) Pressure analogue input
24 + Pressure (+
18 V)
0 – 10 V
25
(correcting
variable)
0 – 10 V
26
Ball control valve
(feedback)
27 GND
28 + 24 V (supply)
29 A +
30 B - RS-485 interface.
31 GND
+ 24 V Insufficient water switch - dry-
32
running protection
Contact water meter, for
evaluation of the make-up,
33 E1
terminal 32/33 closed = meter
pulse.
Function Wiring
Pre-wired
Pre-wired
User,
optional
Pre-wired
User,
optional