| Analog monitoring relay Fill level monitoring Resistance monitoring from 2 to 200 kohm 0vershoot and undershoot 24 to 240 V AC/DC 50 to 60 Hz DC and AC 2-step or 1-step control Tripping delay 0.5 to 10 s 1 change-over contact spring-type connection system |
| product brand name | SIRIUS |
| product designation | Level monitoring relay with analog setting |
| product type designation | 3UG4 |
| manufacturer's article number of the optional sensor | 2-pole and 3-pole sensors 3UG3207 |
| General technical data |
| product function | Monitoring relay for level monitoring |
| display version LED | Yes |
| |
| ● Apparent power consumption at DC | |
| — at 24 V maximum | 2 VA |
| — at 240 V maximum | 4 VA |
| ● apparent power consumption at AC | |
| — at 24 V maximum | 2 VA |
| — at 240 V maximum | 4 VA |
| insulation voltage | |
| ● for overvoltage category III according to IEC 60664 with degree of pollution 3 rated value | 300 V |
| degree of pollution | 3 |
| type of voltage | |
| ● of the control supply voltage | AC/DC |
| surge voltage resistance rated value | 4 kV |
| protection class IP | IP20 |
| shock resistance according to IEC 60068-2-27 | sinusoidal half-wave 15g / 11 ms |
| vibration resistance according to IEC 60068-2-6 | 1 ... 6 Hz: 15 mm, 6 ... 500 Hz: 2g |
| mechanical service life (switching cycles) typical | 10 000 000 |
| electrical endurance (switching cycles) at AC-15 at 230 V typical | 100 000 |
| reference code according to IEC 81346-2 | K |
| relative repeat accuracy | 1 % |
| Substance Prohibitance (Date) | 05/01/2012 |
| Product Function |
| product function | |
| ● outlet monitoring adjustable | Yes |
| ● adjustable responsiveness | Yes |
| ● inlet monitoring adjustable | Yes |
| ● external reset | Yes |
| Control circuit/ Control |
| control supply voltage at AC | |
| ● at 50 Hz rated value | 24 ... 240 V |
| ● at 60 Hz rated value | 24 ... 240 V |
| control supply voltage at DC | |
| ● rated value | 24 ... 240 V |
| operating range factor control supply voltage rated value at DC | |
| ● initial value | 0.85 |
| ● full-scale value | 1.1 |
| operating range factor control supply voltage rated value at AC at 50 Hz | |
| ● initial value | 0.85 |
| ● full-scale value | 1.1 |
| operating range factor control supply voltage rated value at AC at 60 Hz | |
| ● initial value | 0.85 |
| ● full-scale value | 1.1 |
| Measuring circuit |
| adjustable response delay time | |
| ● when starting | 0.5 ... 10 s |
| ● with lower or upper limit violation | 0.5 ... 10 s |
| buffering time in the event of power failure minimum | 200 ms |
| physical measuring principle | conductive |
| Precision |
| relative metering precision | 20 % |
| temperature drift per °C | 1 %/°C |
| Auxiliary circuit |
| number of NC contacts delayed switching | 0 |
| number of NO contacts delayed switching | 0 |
| number of CO contacts | |
| ● delayed switching | 1 |
| operating frequency with 3RT2 contactor maximum | 5 000 1/h |
| ampacity of the output relay at AC-15 | |
| ● at 250 V at 50/60 Hz | 3 A |
| ● at 400 V at 50/60 Hz | 3 A |
| ampacity of the output relay at DC-13 | |
| ● at 24 V | 1 A |
| ● at 125 V | 0.2 A |
| ● at 250 V | 0.1 A |
| operational current at 17 V minimum | 5 mA |
| continuous current of the DIAZED fuse link of the output relay | 4 A |
| Electromagnetic compatibility |
| conducted interference | |
| ● due to burst according to IEC 61000-4-4 | 2 kV |
| ● due to conductor-earth surge according to IEC 61000-4-5 | 2 kV |
| ● due to conductor-conductor surge according to IEC 61000-4-5 | 1 kV |
| field-based interference according to IEC 61000-4-3 | 10 V/m |
| electrostatic discharge according to IEC 61000-4-2 | 6 kV contact discharge / 8 kV air discharge |
| Galvanic isolation |
| galvanic isolation | |
| ● between input and output | Yes |
| ● between the outputs | No |
| Connections/ Terminals |
| product component removable terminal for auxiliary and control circuit | Yes |
| type of electrical connection | spring-loaded terminals |
| type of connectable conductor cross-sections | |
| ● solid | 2x (0.25 ... 1.5 mm²) |
| ● finely stranded with core end processing | 2 x (0.25 ... 1.5 mm²) |
| ● finely stranded without core end processing | 2x (0.25 ... 1.5 mm²) |
| ● at AWG cables solid | 2x (24 ... 16) |
| ● at AWG cables stranded | 2x (24 ... 16) |
| connectable conductor cross-section | |
| ● solid | 0.25 ... 1.5 mm² |
| ● finely stranded with core end processing | 0.25 ... 1.5 mm² |
| ● finely stranded without core end processing | 0.25 ... 1.5 mm² |
| AWG number as coded connectable conductor cross section | |
| ● solid | 24 ... 16 |
| ● stranded | 24 ... 16 |
| tightening torque with screw-type terminals | 0.8 ... 1.2 N·m |
| Installation/ mounting/ dimensions |
| mounting position | any |
| fastening method | screw and snap-on mounting |
| height | 94 mm |
| width | 22.5 mm |
| depth | 91 mm |
| required spacing | |
| ● with side-by-side mounting | |
| — forwards | 0 mm |
| — backwards | 0 mm |
| — upwards | 0 mm |
| — downwards | 0 mm |
| — at the side | 0 mm |
| ● for grounded parts | |
| — forwards | 0 mm |
| — backwards | 0 mm |
| — upwards | 0 mm |
| — at the side | 0 mm |
| — downwards | 0 mm |
| ● for live parts | |
| — forwards | 0 mm |
| — backwards | 0 mm |
| — upwards | 0 mm |
| — downwards | 0 mm |
| — at the side | 0 mm |
| Ambient conditions |
| installation altitude at height above sea level maximum | 2 000 m |
| ambient temperature | |
| ● during operation | -25 ... +60 °C |
| ● during storage | -40 ... +80 °C |
| ● during transport | -40 ... +80 °C |
| Certificates/ approvals |
Downloads and manuals |
|
| Further information |
Information- and Downloadcenter (Catalogs, Brochures,…) |
Industry Mall (Online ordering system) |
Cax online generator |
Service&Support (Manuals, Certificates, Characteristics, FAQs,...) |
Image database (product images, 2D dimension drawings, 3D models, device circuit diagrams, EPLAN macros, ...) |
Characteristic: Derating |
|
|
|
| last modified: | 1/8/2021 |
Date 5/6/2022 | Subject to change without notice © Copyright Siemens 2022 |