cBallast
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Datasheet generated 2026-10-07
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In/O extension for EASYE4 (EASY-E4-UC-8RE1)

Eaton · Control & Automation · PLCs · Ireland · eaton.com
Part Number
EASY-E4-UC-8RE1  ·  HS 8537.10
In/O extension for EASYE4 (EASY-E4-UC-8RE1)

Technical Specifications

Manufacturer part number (MPN)EASY-E4-UC-8RE1
EAN / GTIN4015080892786
Sales unitpcs
Eaton catalogue number197217
Depth58 mm
Height90 mm
Width36 mm
Weight0.125 kg
Catalog Notesfitted with two controlled relays
Drop and topple50 mm Drop height, Drop to IEC/EN 60068-2-31
Height of fall (IEC/EN 60068-2-32) - max0.3 m
Mounting positionVertical; Horizontal
Shock resistance15 g, Mechanical, according to IEC/EN 60068-2-27, Half-sinusoidal shock 11 ms, 18 Impacts
Vibration resistanceAccording to IEC/EN 60068-2-6; 10 - 57 Hz, 0.15 mm constant amplitude; 57 - 150 Hz, 2 g constant acceleration
Cable length100 m, unscreened, Digital inputs 24 V AC; 100 m, unscreened, Digital inputs 24 V DC; 100 m, unscreened, Digital inputs 12 V DC; 40 m (max. per input), Digital inputs 24 V DC
Air pressure795 - 1080 hPa (operation)
Ambient operating temperature - max55 °C
Ambient storage temperature - max70 °C
Ambient operating temperature - min-25 °C
Ambient storage temperature - min-40 °C
Environmental conditionsCondensation: prevent with appropriate measures; Clearance in air and creepage distances according to EN 50178, EN 61010-2-201, UL61010-2-201, CSA-C22.2 NO. 61010-2-201
Relative humidity5 - 95 % (IEC 60068-2-30, IEC 60068-2-78)
Connection typeScrew terminal
Equipment heat dissipation, current-dependent Pvid1 W
Static heat dissipation, non-current-dependent Pvs2 W
Conventional thermal current Ith of auxiliary contacts (1-pole, open)5 A
Power consumption2 W
Power loss2 W
Rated breaking capacity300000 Operations at AC-15, 250 V AC, 3 A (600 Ops./h); 200000 Operations at DC-13, 24 V DC, 1 A (500 Ops./h)
Rated insulation voltage (Ui)240 V
Rated operational voltageMax. 300 V AC; 24 V AC (digital inputs); 12/24 V DC (-15 %/+ 20 % - power supply); Max. 300 V DC; 10.2 - 28.8 V DC; 240 V AC; 24 V DC (digital inputs); 24 V AC (-15 %/+10 % - power supply); 12 V DC (digital inputs); 20.4 - 26.4 V AC
Supply frequency50/60 Hz (± 5%)
Supply voltage at AC
50 Hz - max264 VAC
Supply voltage at AC
50 Hz - min85 VAC
Supply voltage at DC - max28.8 VDC
Supply voltage at DC - min10.2 VDC
Uninterrupted current8 A DC, at 24 V DC (UL/CSA); 10 A AC, at 240 V AC (UL/CSA); 1 A DC, at R 300 (UL/CSA); 5 A AC, max. thermal continuous current cos ϕ = 1 at B 300 (UL/CSA)
Air discharge8 kV
Burst impulse2 kV, Signal cable; 2 kV, Supply cable; According to IEC/EN 61000-4-4
Contact discharge6 kV
Electromagnetic fields1 V/m at 2.0 - 2.7 GHz (according to IEC EN 61000-4-3); 3 V/m at 1.4 - 2 GHz (according to IEC EN 61000-4-3); 10 V/m at 0.8 - 1.0 GHz (according to IEC EN 61000-4-3)
Immunity to line-conducted interference10 V (according to IEC/EN 61000-4-6)
Radio interference classClass B (EN 61000-6-3)
Surge rating2 kV, Supply cables, asymmetrical, power pulses (Surge), EMC; 1 kV, Supply cables, symmetrical, power pulses (Surge), EMC; According to IEC/EN 61000-4-5, power pulses (Surge), EMC
Voltage dips≤ 1 ms from rated voltage (12 V DC); 10 ms
FeaturesExpandable; Expansion device
Fitted withRelay output
IndicationLCD-display base unit used as status indication of Digital inputs 12 V DC; LCD-display base unit used as status indication of Digital inputs 24 V DC
Degree of protectionIP20
Input frequency50/60 Hz (Digital inputs, at 24 V DC)
Insulation resistanceAccording to EN 50178, EN 61010-2-201, UL61010-2-201, CSA-C22.2 NO. 61010-2-201
Lifespan, mechanical10,000,000 Operations
Mounting methodTop-hat rail fixing (according to IEC/EN 60715, 35 mm); Rail mounting possible; Screw fixing using fixing brackets ZB4-101-GF1 (accessories); Wall mounting/direct mounting; Front build in possible
Overvoltage categoryIII
Pollution degree2
Product categoryControl relays easyE4
ProtectionB16 circuit breaker or 8 A (T) fuse, Protection of an Output relay
ProtocolTCP/IP; MODBUS
Rated impulse withstand voltage (Uimp)Relay outputs: 6 kV (contact-coil)
Residual ripple≤ 5 %
SoftwareEASYSOFT-SWLIC/easySoft
Switching frequency2 Hz, Resistive load/lamp load, Relay outputs; 10 Hz, Relay outputs; 0.5 Hz, Inductive load, Relay outputs
TypeeasyE4 extension
Utilization categoryB 300 Light Pilot Duty, UL/CSA Control Circuit Rating Codes AC; R 300 Light Pilot Duty, UL/CSA Control Circuit Rating Codes DC
Voltage typeAC/DC
Input current3.3 mA (I1 - I4, at 24 V DC, at signal 1); 80 mA
Making/breaking capacity28/28 VA (DC, at R 300); 3600/360 VA (AC, at B 300)
Number of inputs (analog)0
Number of inputs (digital)4
Number of outputs (analog)0
Number of outputs (digital)4
OutputRelay outputs in groups of 1; 4 Relay Outputs; > 500 mA (Relay outputs
Recommended for load12 V AC/DC); Voltage; Current
Parallel switchingNot permitted
Explosion safety category for dustNone
Explosion safety category for gasNone
Protection against polarity reversalYes, for supply voltage (Siemens MPI optional)
Safe isolation300 V AC, Between coil and contact, According to EN 50178; 300 V AC, Between two contacts, According to EN 50178
Short-circuit protection≥ 1A (T), Fuse, Power supply
Screwdriver size3.5 x 0.8 mm, Terminal screw
Terminal capacity0.2 - 4 mm² (AWG 22 - 12), solid; 0.2 - 2.5 mm² (22 - 12 AWG), flexible with ferrule
Tightening torque0.6 Nm, Screw terminals
Certified for UL hazardous location division 1No
Certified for UL hazardous location division 2Yes
Certified for UL hazardous location group A (acetylene)Yes
Certified for UL hazardous location group B (hydrogen)Yes
Certified for UL hazardous location group C (ethylene)Yes
Certified for UL hazardous location group D (propane)Yes
Certified for UL hazardous location group E (metal dusts)No
Certified for UL hazardous location class IYes
Certified for UL hazardous location class IINo
Certified for UL hazardous location class IIINo
Supporting protocol for EtherCATNo
Supply voltage AC 50 Hz85–264 V
Supply voltage AC 60 Hz85–264 V
Supply voltage DC10.2–28.8 V
Switching current5 A
Number of digital inputs4
Number of digital outputs4
With relay outputYes
With optical interfaceNo
Supporting protocol for TCP/IPYes
Supporting protocol for PROFIBUSNo
Supporting protocol for CANNo
Supporting protocol for INTERBUSNo
Supporting protocol for ASINo
Supporting protocol for KNXNo
Supporting protocol for ModbusYes
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 systemsNo
Radio standard BluetoothNo
Radio standard WLAN 802.11No
Radio standard GPRSNo
Radio standard GSMNo
Mobile communications standard 3G (UMTS)No
IO link masterNo
RedundancyNo
With displayNo
Basic deviceNo
ExpandableYes
Expansion deviceYes
With time switch clockNo
Suitable for rail mountingYes
Wall mounting/direct mountingYes
Front built-in possibleYes
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 originEstonia

Properties

MOQ1

Cross-References

Attached Documents