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Datasheet generated 2026-10-07
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Analog input module;6 analog inputs (178789)

Eaton · Control & Automation · PLCs & Industrial Networking · Ireland · eaton.com
Part Number
178789  ·  HS 8538.90
Analog input module;6 analog inputs (178789)

Eaton 178789 Analog output module; 8 analog outputs; +/-10V.

Technical Specifications

Manufacturer part number (MPN)178789
EAN / GTIN7640130098237
Sales unitpcs
Eaton catalogue number178789
Depth104.2 mm
Height16.8 mm
Width80.3 mm
Weight0.062 kg
CertificationsUL File No.: E135462; CE; cULus; EN 61131-2; EN 61000-6-2; EN 61000-6-4; UL508; CSA-C22.2 No. 142-M
Height of fall (IEC/EN 60068-2-32) - max1 m
Mounting positionHorizontal
Shock resistance15 g, Mechanical, Half-sinusoidal shock 11 ms, 18 Impacts
Vibration resistance5 - 8.4 / 8.4 -150 Hz, 3,5 mm / 1 g
Air pressure795 - 1080 hPa (operation)
Ambient operating temperature - max60 °C
Ambient storage temperature - max85 °C
Ambient operating temperature - min0 °C
Ambient storage temperature - min-20 °C
Climatic proofingDry heat to IEC 60068-2-2; Damp heat, constant, to IEC 60068-2-3
Environmental conditionsCondensation: prevent with appropriate measures
Relative humidity0 - 95 % (non-condensing)
Connection typePush-in spring-cage terminal (plug-in connection), Connection design in TOP direction; 2 conductors, Voltage measurement; 2 conductors, Temperature and resistance measurement
ProtocolOther bus systems
Heat dissipation per pole, current-dependent Pvid1.21 W
Static heat dissipation, non-current-dependent Pvs2.525 W
Rated control supply voltage10 V (Sensor/transmitter supply)
Rated operational current (Ie)Max. 0.025 A (supply output)
Rated operational voltage160 V (terminations)
Supply voltage at DC - max30 VDC
Supply voltage at DC - min18 VDC
Air discharge8 kV
Burst impulse1 kV, Signal cable; 2 kV, Supply cable
Contact discharge4 kV
Electromagnetic fields1 V/m at 2 - 2.7 GHz (according to IEC EN 61000-4-3); 10 V/m at 0.08 - 1.0 GHz (according to IEC EN 61000-4-3); 3 V/m at 1.4 - 2 GHz (according to IEC EN 61000-4-3)
Emitted interference40 dB (at 30 - 230 MHz, Class A, radiated, high frequency); 47 dB (at 230 - 1000 MHz, Class A, radiated, high frequency)
Radiated RFI10 V
Surge rating1 kV, Signal cable, unbalanced, EMC; 0.5/0.5 kV, Supply cable, balanced/unbalanced), EMC
Voltage dipsVoltage dips: 10 ms/Voltage fluctuations: Yes
Electric connection typePlug-in connection
FeaturesFieldbus connection over separate bus coupler possible; Input, resistance thermometer; Analog outputs configurable; Input, voltage; Output, voltage; Analog inputs configurable; Input signal, configurable; Fieldbus connection over separate bus coupler possible
Fitted with1 kHz, third-order low-pass input filter; Parameterizable Software input filter
Measurement ranges-50 - 150 °C (Temperature measurement, KTY10); -25 - 850 °C (Temperature measurement, PT1000)
Value representationSIGNED16 (0.1 °C), Temperature and resistance measurement; SIGNED16, mV, Voltage measurement
Voltage measurementThe channels can also be used as potentiometer inputs.; > 10 MΩ, Input resistance; ± 12 V DC, Common-mode range; -10 - 10 V DC, Measurement range; Open wire monitoring.
Current consumption68 mA (typ.), for +24 V, Power supply - Input; 50 mA (typ.), for +5 V power supply (internal), Power supply - Input
Degree of protectionIP20; NEMA 1
Limit frequency1 kHz (third-order low-pass filter)
Mounting methodRail mounting possible
Number of channels7, Analog Inputs
Overvoltage categoryIII
Pollution degree3
Product categoryXN-322 analog input module
Resolution16 Bit (Analog inputs)
TypeAnalog I/O module with six +/-10 V / 16-bit inputs, one KTY10 / PT1000 temperature input (optionally a second temperature input), and one 10 V/15 mA reference voltage output. XN300 I/O slice module
Used withXN300; XN-312-…
Voltage typeDC
Accuracy± 0.3 % of full scale, Voltage measurement; ± 0.5 % of full scale, Temperature and resistance measurement
InputAnalog inputs 1 and 7 can be used as temperature inputs; 6 Analog inputs (±10 V, 1 PT/KTY, Uref)
Input voltageMax. 14 V DC
Load currentNot specified by plug manufacturer
Measured variablesVoltage or potentiometer; Temperature
Number of inputs (analog)7
Number of outputs (analog)1
Value refresh time/cycle timeMin. 1 / 1 ms (per channel / all channels), Analog Inputs
Explosion safety category for dustNone
Explosion safety category for gasNone
Potential isolationPower supply
Inputyes
Gauge pinA1 (according to IEC/EN 60947-1)
Insulating material groupI
Stripping length (main cable)10 mm
Power consumption1.8 W
Certified for UL hazardous location division 1No
Certified for UL hazardous location division 2No
Certified for UL hazardous location group A (acetylene)No
Certified for UL hazardous location group B (hydrogen)No
Certified for UL hazardous location group C (ethylene)No
Certified for UL hazardous location group D (propane)No
Certified for UL hazardous location group E (metal dusts)No
Certified for UL hazardous location class INo
Certified for UL hazardous location class IINo
Certified for UL hazardous location class IIINo
Supporting protocol for EtherCATNo
Supply voltage DC18–30 V
Input, currentNo
Input, resistorNo
Input, resistance thermometerYes
Input, thermocoupleNo
Input signal, configurableYes
Resolution of the analogue inputs16 Bit
Output, currentNo
Output, voltageYes
Output signal configurableNo
Number of analogue inputs7
Number of analogue outputs1
Analogue inputs configurableYes
Analogue outputs configurableYes
Number of HW-interfaces other1
Supporting protocol for TCP/IPNo
Supporting protocol for PROFIBUSNo
Supporting protocol for CANNo
Supporting protocol for INTERBUSNo
Supporting protocol for ASINo
Supporting protocol for KNXNo
Supporting protocol for ModbusNo
Supporting protocol for Data-HighwayNo
Supporting protocol for DeviceNetNo
Supporting protocol for SUCONETNo
Supporting protocol for LONNo
Supporting protocol for PROFINET IONo
Supporting protocol for PROFINET CBANo
Supporting protocol for SERCOSNo
Supporting protocol for Foundation FieldbusNo
Supporting protocol for EtherNet/IPNo
Supporting protocol for AS-Interface Safety at WorkNo
Supporting protocol for DeviceNet SafetyNo
Supporting protocol for INTERBUS-SafetyNo
Supporting protocol for PROFIsafeNo
Supporting protocol for SafetyBUS pNo
Supporting protocol for other bus systemsYes
Radio standard BluetoothNo
Radio standard WLAN 802.11No
Radio standard GPRSNo
Radio standard GSMNo
Mobile communications standard 3G (UMTS)No
IO link masterNo
System accessoryYes
Type of electric connectionPlug-in connection
Fieldbus connection over separate bus coupler possibleYes
Suitable for rail mountingYes
Wall mounting/direct mountingNo
Front built-in possibleNo
Rack-assembly possibleNo
Suitable for safety functionsNo
SIL according to IEC 61508None
Performance level according to EN ISO 13849-1None
Appendant operation agent (Ex ia)No
Country of originAustria

Properties

MOQ1

Cross-References

Attached Documents