The IFM IES231 IEB3003BAPKG/V4A/US-104 is a robust inductive proximity sensor designed for reliable non-contact detection of metallic objects in industrial automation, machinery and factory applications. It features a 3 mm sensing range, PNP normally-closed output, 10–30 V DC operation, 1500 Hz switching frequency, M8 × 1 stainless-steel housing, flush mounting and M12 A-coded connector. Its wide temperature range and high protection rating make it suitable for demanding industrial environments.
Explore performance details, construction highlights, applications, and technical information in one clear overview.
The IFM IES231 IEB3003BAPKG/V4A/US-104 is an inductive proximity sensor designed for dependable and repeatable detection of metallic objects without physical contact. It is suitable for industrial applications, mobile machinery, cooling and lubricating applications and factory automation systems.
The sensor provides a 3 mm sensing range, with a real sensing range of 3 ± 10% mm and an operating distance of 0–2.43 mm. Its increased sensing range supports reliable detection of metallic components while maintaining a compact M8 × 1 threaded housing.
The IES231 uses a PNP normally-closed output and operates from a 10–30 V DC supply. Its 1500 Hz switching frequency makes it suitable for repetitive detection tasks in automated machinery, production equipment and factory automation systems.
3 mm sensing range
Real sensing range: 3 ± 10% mm
Operating distance: 0–2.43 mm
Increased sensing range
PNP electrical design
Normally-closed output
10–30 V DC operating voltage
1500 Hz switching frequency
100 mA permanent switching current
M8 × 1 threaded housing
50 mm overall length
Flush mountable
Stainless steel 1.4404 / 316L housing
M12 A-coded connector
Gold-plated connector contacts
4 yellow switching-status LEDs
IP65 protection
IP66 protection
IP67 protection
IP68 protection
IP69K protection
-40 °C to +85 °C ambient temperature
Reverse-polarity protection
Short-circuit protection
Overload protection
Vibration resistant
Shock resistant
Continuous-shock resistant
Salt-spray tested
Suitable for industrial applications
Suitable for mobile applications
Suitable for cooling and lubricating applications
Suitable for factory automation
The IES231 is designed for reliable non-contact detection of metallic objects in industrial machinery and automated production systems. Its 3 mm sensing range, increased sensing range and low sensor tolerances support dependable detection of machine components, workpieces and moving metallic parts.
The 1500 Hz switching frequency allows the sensor to perform repetitive detection tasks in automated machinery. This makes it suitable for applications such as machine position monitoring, component presence detection, automated counting, conveyor monitoring and production-line control.
The IES231 features a stainless-steel 1.4404 / 316L housing, M8 × 1 threaded construction and a 50 mm overall length. Its flush-mountable design allows the sensor to be integrated into compatible machine structures and fixtures while maintaining a compact installation.
The sensor uses an M12 A-coded connector with gold-plated contacts and provides four yellow LEDs for switching-status indication. These visual indicators can assist technicians during installation, commissioning and maintenance.
The IES231 is designed for demanding industrial conditions, with an operating temperature range of -40 °C to +85 °C and IP65, IP66, IP67, IP68 and IP69K protection. The technical documentation also specifies resistance to vibration, shock, continuous shock, rapid temperature changes and salt spray.
For Industrial Automation UAE, the IES231 can be integrated with PLCs, industrial controllers, control panels and other automation equipment for machine monitoring and process control.
For Industrial automation companies in UAE, Industrial automation companies UAE and businesses developing Industrial automation systems in UAE, the sensor provides a dependable solution for proximity detection, machine-position feedback and metal component detection.
The IES231 can also form part of an Industrial Equipment & Supplies portfolio for companies supplying Industrial Equipment & Supplies in UAE, Industrial Equipment & Supplies suppliers, Industrial Equipment in UAE and Industrial Electrical Equipment.
For an Industrial Automation Supplier in UAE, Industrial Automation Suppliers UAE, Automation Products Supplier UAE and Industrial Automation Equipment UAE, the IES231 provides a practical industrial sensing component for machine builders and automation integrators.
The sensor is relevant to businesses supplying Industrial Sensors, Industrial Sensors Supplier UAE, Proximity Sensors, Proximity Sensors Supplier UAE, Photoelectric Sensors and other automation products through a Sensor Supplier UAE.
It can also be integrated alongside Factory Automation Components and other Industrial Automation Components UAE in manufacturing, assembly, material-handling and automated production systems.
| Specification | Details |
|---|---|
| Product Code | IES231 |
| Manufacturer | IFM electronic |
| Model / Part Number | IEB3003BAPKG/V4A/US-104 |
| Product Type | Inductive Sensor |
| Sensor Type | Inductive Proximity Sensor |
| Electrical Design | PNP |
| Output Function | Normally Closed (NC) |
| Operating Voltage | 10–30 V DC |
| Current Consumption | < 10 mA |
| Protection Class | III |
| Reverse Polarity Protection | Yes |
| Maximum Voltage Drop | 2.5 V |
| Permanent Switching Current | 100 mA |
| Short-Time Switching Current | 100 mA |
| Switching Frequency | 1500 Hz |
| Short-Circuit Protection | Yes |
| Overload Protection | Yes |
| Sensing Range | 3 mm |
| Real Sensing Range (Sr) | 3 ± 10% mm |
| Operating Distance | 0–2.43 mm |
| Increased Sensing Range | Yes |
| Correction Factor – Steel | 1 |
| Correction Factor – Stainless Steel | 0.7 |
| Correction Factor – Brass | 0.4 |
| Correction Factor – Aluminium | 0.4 |
| Correction Factor – Copper | 0.3 |
| Hysteresis | 1–20% of Sr |
| Switch-Point Drift | -10 to +10% of Sr |
| Housing Type | Threaded |
| Thread | M8 × 1 |
| Overall Length | 50 mm |
| Mounting | Flush mountable |
| Housing Material | Stainless steel 1.4404 / 316L |
| Sensing Face Material | LCP, white |
| LED Window Material | PEI |
| Lock Nut Material | Stainless steel 1.4404 / 316L |
| Connection | 1 × M12 connector |
| Connector Coding | A-coded |
| Connector Contacts | Gold-plated |
| Switching Status Indication | 4 × yellow LED |
| Protection Rating | IP65, IP66, IP67, IP68, IP69K |
| Ambient Temperature | -40 °C to +85 °C |
| Vibration Resistance | EN 60068-2-6 Fc, 20 g |
| Shock Resistance | EN 60068-2-27 Ea, 100 g |
| Continuous Shock Resistance | EN 60068-2-27, 40 g |
| Fast Temperature Change | EN 60068-2-14 Na |
| Salt Spray Test | EN 60068-2-52 Kb, Severity Level 5 |
| EMC | EN 61000-4-2, EN 61000-4-3, EN 61000-4-4, EN 61000-4-6, EN 55011 Class B |
| MTTF | Approx. 1396 years |
| Embedded Software Included | Yes |
| UL Approval | Yes |
| UL Ambient Temperature | -25 °C to +70 °C |
| UL Enclosure Type | Type 1 |
| UL Approval Number | A028 |
| UL File Number | E174191 |
| Tightening Torque | A = 5 mm: 2 Nm; B: 5 Nm |
| Weight | Approx. 17.5 g |
| Accessories Included | 2 lock nuts |
| Pack Quantity | 1 piece |
| Typical Applications | Industrial automation, factory automation, machine position detection, metal detection, mobile machinery, cooling and lubricating applications |
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