2. Instructions for installation and connections
Dr. A. Kuntze
I
Gutes Wasser mit System
Robert-Bosch-Str. 7a
40668 Meerbusch
+49 (0) 2150-7066-0 / Fax -60
www.kuntze.com
15
2.4.1.
Connection diagram
Connection
Terminals
Notes
pH sensor
1+2
1 = reference electrode = screen
2 = measuring electrode = core
With IWA 11.4
1 = measurement = brown
2 = measurement = white
5 = power supply = +6V = green
6 = power supply = -6V = yellow
pH differential sensor
1-3
1 = GROUND
2 = measuring electrode
3 = high-impedance reference
ORP sensor
1+2
1 = measuring electrode = core
2 = reference electrode = screen
Pt 100
7,9+10
7 = T1 (Pt 100)
9 = T2 (Pt 100)
10
=
R
L
– for 3-wire connection/cable
compensation
Pt 1000
8,9+10
8 = T1 (Pt 1000)
9 = T2 (Pt 1000)
10
=
R
L
– for 3-wire connection/cable
compensation
Digital input 1
50+51
50 = +, 51 = -, low water, level monitoring, or
controller stop
Summary of Contents for Neon pR
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