Drawing 10148 REV 0 24-11-15
Installation Instructions (Cont.)
Chemistry Control System Inter Wiring
All the inter wiring is accessed by removing the lower cover. The connectors are push fit with
screw terminals attached to the female connector.
Connections accessed by removing lower panel
01-pH BMS 0v 15-Gnd cell 29-Agitator motor “E”
02-pH BMS 10v 16-Stainless steel ring 30-Agitator motor “N”
03-Cl BMS 0v 17-Flow switch Gnd 31-Agitator motor “L”
04-Cl BMS 10v 18-Flow switch 32-Cl/Bromine pump “E”
05-Redox BMS 0v 19-Flow switch +12v 33-Cl/Bromine pump “N”
06-Redox BMS 10v 20-Alarm normally closed 34-Cl/Bromine pump “L”
07-RS232 Gnd 21-Alarm common 35-pH minus pump “E”
08-RS232 Tx 22-Alarm normally open 36-pH minus pump “N”
09-RS232 Rx 23-Sol drop valve “E” 37-pH minus pump “L”
10-RS485 Inverter Gnd 24-Sol drop valve “N” 38-pH plus pump “E”
11-RS485 Inverter A 25-Sol drop valve “L” 39-pH plus pump “N”
12-RS485 Inverter B 26-Flocculent pump “E” 40-pH plus pump “L”
13-Remote Display Gnd 27-Flocculent pump “N” 41-Mains in “E”
14-Remote Display Tx 28-Flocculent pump “L” 42-Mains in “N”
43-Mains in “L”
Fuses
F1 3.15amp Drop solenoid F4 3.15amp – pH minus pump
F2 3.15amp pH plus pump F5 3.15amp – Chlorine pump fuse
F3 3.15amp Flocculent pump F6 3.15amp – Agitator fuse
Relays
RL1 –Alarm RL5 – Cl / Bromine pump
RL2 – Sol. drop valve RL6 – pH minus pump
RL3 – Flocculent pump RL7 – pH plus pump
RL4 – Agitator motor
BMS Scale for chlorine 0ppm to 40.95ppm
BMS Scale for pH 0 to 14
BMS Scale for Redox -2047 to +2048
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