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CU240E-2 DP - Temperature sensors

3/11/2019 3:20 PM	Rate (0)
_oleksandr_ Posts: 413 Rating: (6)	Hi, CU240E-2 DP (6SL3244-0BB12-1PA1) -has a special input T1/T2 Motor (Temperature sesors PTC, KTY84, PT1000, bimetallic), I would like to connect a motor sensor not directly to CU240 a special relay 3RN1010-2BB00 (Thermistor Motor Protection),for galvanic isolation with the motor, for safety CU240 (I'm afraid to damage CU), Do I understand correctly that I can connect the output from the relay 3RN1010-2BB00 (Thermistor Motor Protection to CU240input T1/T2 Motor (normally closed temperatureok,open - trip)? Attachment CU240_3.jpg (162 Downloads)
_oleksandr_ Posts: 413 Rating: (6)	Last edited by: _oleksandr_ at: 3/11/2019 3:22:09 PM
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3/12/2019 7:41 AM	Rate (0)
Technology Team Platinum Expert Joined: 10/11/2006 Last visit: 1/21/2026 Posts: 6072 Rating: (828)	Hello, yes temperature switch evaluation is possible too. You can find information about motor temperature sensors at chapter 6.23 of the CU240E-2 operating instructions manual. https://support.industry.siemens.com/cs/de/en/view/109757230
	With best regards, Technology Team Application consulting and pre sales support for SINAMICS, SIMATIC Technology, SIMOTION, SIMOTICS and MOTION CONNECT
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3/12/2019 9:16 AM	Rate (0)
_oleksandr_ Posts: 413 Rating: (6)	Technology Team Hello, yes temperature switch evaluation is possible too. You can find information about motor temperature sensors at chapter 6.23 of the CU240E-2 operating instructions manual. https://support.industry.siemens.com/cs/de/en/view/109757230 if I understand correctly I need to configure p0601 Motor temperature sensor type / Mot_temp_sens type 4 = Bimetallic NC contact alarm & timer Is that so? Attachment 2019-03-12_101549.jpg (138 Downloads)
_oleksandr_ Posts: 413 Rating: (6)	Last edited by: _oleksandr_ at: 3/12/2019 9:16:59 AM
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3/12/2019 9:56 AM	Rate (0)
Technology Team Platinum Expert Joined: 10/11/2006 Last visit: 1/21/2026 Posts: 6072 Rating: (828)	Hello, yes with this setting you should be able to evaluate your relay.
	With best regards, Technology Team Application consulting and pre sales support for SINAMICS, SIMATIC Technology, SIMOTION, SIMOTICS and MOTION CONNECT
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