Table 7 RTC105 N/DN-module with O
2
step control, LXV408.99.21111, 2-channels
Module
Name
Terminal Signal
Channel Function
16-fold digital output KL2809 1
+24 V/0 V
1
Nitrification/denitrification
2
+24 V/0 V
1
Aeration step 1 ON/OFF
3
+24 V/0 V
1
Aeration step 2 ON/OFF
4
+24 V/0 V
1
Aeration step 3 ON/OFF
5
+24 V/0 V
1
Aeration step 4 ON/OFF
6
+24 V/0 V
1
Aeration step 5 ON/OFF
7
+24 V/0 V
1
Aeration step 6 ON/OFF
8
+24 V/0 V
1
RTC channel 1 operating (24 V), RTC
defective (0 V)
9
+24 V/0 V
2
Nitrification/denitrification
10
+24 V/0 V
2
Aeration step 1 ON/OFF
11
+24 V/0 V
2
Aeration step 2 ON/OFF
12
+24 V/0 V
2
Aeration step 3 ON/OFF
13
+24 V/0 V
2
Aeration step 4 ON/OFF
14
+24 V/0 V
2
Aeration step 5 ON/OFF
15
+24 V/0 V
2
Aeration step 6 ON/OFF
16
+24 V/0 V
2
RTC channel 2 operating (24 V), RTC
defective (0 V)
1-fold analog input
KL3011 1(+) 2(-)
0/4 to 20 mA 1
Optional: Flow rate to biological treatment
Bus end terminal
KL9010
—
—
—
Bus termination
Table 8 RTC105 N/DN-module with O
2
and frequence drive control, LXV408.99.22101, 1-
channel
Module
Name
Terminal Signal
Channel Function
8-fold digital output
KL2408 1
+24 V/0 V
1
Input Signals OK (24 V), Input signal is
defective (0 V)
5
+24 V/0 V
1
Aeration step 1 ON/OFF
2
+24 V/0 V
1
Aeration step 2 ON/OFF
6
+24 V/0 V
1
Aeration step 3 ON/OFF
3
+24 V/0 V
1
Aeration step 4 ON/OFF
7
+24 V/0 V
1
Aeration step 5 ON/OFF
4
+24 V/0 V
1
Aeration step 6 ON/OFF
8
+24 V/0 V
1
RTC operating (24 V), RTC defective (0 V)
2-fold analog output KL4012 1(+) 3(-)
0/4 to 20 mA 1
Output 1 VFD for DO control
5(+) 3(-)
0/4 to 20 mA 1
Output 2 VFD for DO control
1-fold analog input
KL3011 1(+) 2(-)
0/4 to 20 mA 1
Optional: Flow rate to biological treatment
Bus end terminal
KL9010
—
—
—
Bus termination
10
English
Summary of Contents for RTC105
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