Installation – Hach-Lange RTC103 N-Module User Manual
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Installation
1-Channel RTC103 N-Module
Module
Name
Terminal Signal
Channel
Function
2 fold digital output
1
KL2032
1
+24 V/0 V
Input Signals ok (24V), Input signal faulty (0V)
5
+24 V/0 V
RTC operating (24V), RTC failure (0V)
1 fold analog output
KL4011 1 - 3
0/4 to 20 mA
Output DO set point
1 fold analog intput
KL3011 1 - 2
0/4 to 20 mA
Flow rate aeration lane
1 fold analog input
KL3011 1 - 2
0/4 to 20 mA
Flow rate internal recirculation or return sludge
Bus termination
KL9010
Bus termination
1
Ground Connector 3 and 7, 24 V Connector 6.
2-Channel RTC103 N-Module
Module
Name
Terminal Signal
Channel
Function
4 fold digital output
1
KL2134
1
+24 V/0 V
1
Input Signals ok (24V), Input signal faulty (0V)
5
+24 V/0 V
1
RTC operating (24V), RTC failure (0V)
4
+24 V/0 V
2
Input Signals ok (24V), Input signal faulty (0V)
8
+24 V/0 V
2
RTC operating (24V), RTC failure (0V)
2 fold analog output
KL4012
1 - 3
0/4 to 20 mA
1
Output DO set point lane 1
5 - 7
0/4 to 20 mA
2
Output DO set point lane 2
1 fold analog intput
KL3011 1 - 2
0/4 to 20 mA
1
Flow rate aeration lane 1
1 fold analog input
KL3011 1 - 2
0/4 to 20 mA
2
Flow rate internal recirculation or return sludge
lane 1
1 fold analog intput
KL3011 1 - 2
0/4 to 20 mA
1
Flow rate aeration lane 2
1 fold analog input
KL3011 1 - 2
0/4 to 20 mA
2
Flow rate internal recirculation or return sludge
lane 2
Bus termination
KL9010
Bus termination
1
Ground Connector 3 and 7, 24 V Connector 6.
1-Channel RTC103 N-Module DO aeration stages control
Module
Name
Terminal Signal
Channel
Function
8 fold digital output
1
KL2408
1
+24 V/0 V
Input Signals ok (24V), Input signal faulty (0V)
2
+24 V/0 V
Aeration step 1 ON / OFF
3
+24 V/0 V
Aeration step 2 ON / OFF
4
+24 V/0 V
Aeration step 3 ON / OFF
5
+24 V/0 V
Aeration step 4 ON / OFF
6
+24 V/0 V
Aeration step 5 ON / OFF
7
+24 V/0 V
Aeration step 6 ON / OFF
8
+24 V/0 V
RTC operating (24V), RTC failure (0V)
1 fold analog output
KL4011 1 - 3
0/4 to 20 mA
Output DO set point
1 fold analog intput
KL3011 1 - 2
0/4 to 20 mA
Flow rate aeration lane
1 fold analog input
KL3011 1 - 2
0/4 to 20 mA
Flow rate internal recirculation or return sludge
Bus termination
KL9010
Bus termination
1
Ground Connector 3 and 7, 24 V Connector 6.