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Connect to the controller
Attach the supplied SUB-D connector to a two-wire, shielded data cable (signal or bus cable). Refer
to the applicable documentation for the data cable connection.
Connect to the automation unit
Different versions of RTC modules are installed with other components that can connect to the
automation unit of the plant.
RTC101 P-module electrical connections
Refer to
for the 1-channel version. Refer to
Table 2 RTC101 P-module, LXV407.99.01010, 1-channel
Module
Name
Terminal Signal
Channel Function
2-fold digital output
2
KL2032 1
+24 V/0 V
1
Precipitant pump ON/OFF
5
+24 V/0 V
1
RTC operating (24 V), RTC defective (0 V)
1-fold analog output KL4011 1(+) 3(-)
0/4 to 20 mA 1
Precipitant pump dosing rate
1-fold analog input
KL3011 1(+) 2(-)
0/4 to 20 mA 1
Flow rate aeration lane
1-fold analog input
KL3011 1(+) 2(-)
0/4 to 20 mA 1
Supply volume flow
Bus end terminal
KL9010
—
—
—
Bus termination
Table 3 RTC101 P-module, LXV407.99.01011, 2-channels
Module
Name
Terminal Signal
Channel Function
4-fold digital output
3
KL2134 1
+24 V/0 V
1
Precipitant pump 1 ON/OFF
5
+24 V/0 V
1
RTC channel 1 operating (24 V), RTC
defective (0 V)
4
+24 V/0 V
2
Precipitant pump 2 ON/OFF
8
+24 V/0 V
2
RTC channel 2 operating (24 V), RTC
defective (0 V)
2-fold analog output KL4012 1(+) 3(-)
0/4 to 20 mA 1
Precipitant pump 1 dosing rate
5(+) 7(-)
0/4 to 20 mA 2
Precipitant pump 2 dosing rate
1-fold analog input
KL3011 1(+) 2(-)
0/4 to 20 mA 1
Supply volume flow Channel 1
2-fold analog input
KL3011 1(+) 2(-)
0/4 to 20 mA 1
Supply volume flow Channel 2
Bus end terminal
KL9010
—
—
—
Bus termination
RTC105 N/DN-module electrical connections
Refer to
for 1-channel versions. Refer to
and
for 2-channel versions.
Table 4 RTC105 N/DN-module, LXV408.99.20101, 1-channel
Module
Name
Terminal Signal
Channel Function
2-fold digital output KL2032 1
+24 V/0 V
1
Nitrification/denitrification
5
+24 V/0 V
1
RTC operating (24 V), RTC defective (0 V)
2
Ground connectors 3 and 7.
3
Ground connectors 3 and 7.
8
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