ABB TU891 3BSC840157R1 S800 I/O Module Termination Unit

FAQ

Q1: Which I/O modules are compatible with the TU891?
A1: It supports AI890, AI893, AI895, AO890, AO895, DI890, and DO890 modules.

Q2: What is the maximum voltage and current supported by TU891?
A2: The maximum voltage is 50 V, and the maximum current is 2 A per channel.

Q3: Does the TU891 provide any protection against incorrect module insertion?
A3: Yes, it includes mechanical keying to prevent incorrect module insertion.

Q4: What is the operational temperature range of TU891?
A4: The operating temperature is 0 to +55°C, and storage is -40 to +70°C.

Q5: How is the TU891 mounted?
A5: It is mounted horizontally on a DIN rail with a latch device.

Q6: Is the module compliant with RoHS and WEEE directives?
A6: Yes, it complies with EN 50581:2012 and Directive 2012/19/EU.

Q7: What certifications does the TU891 hold?
A7: It is certified by CE, ABS, BV, DNV-GL, and LR.

Q8: What is the protection rating of the TU891?
A8: The protection rating is IP20 according to IEC 60529.