IFM NI501A

Inductive sensor

MPN: NI501A
Category: All inductive sensors

Price and lead time confirmed within 1 business day

Request a Quote

1We check stock, condition and lead time
2You get a written quote by email
3Approve it and we ship — in-stock parts within 1 business day

12-month warranty (new) · 3-month (used/refurbished)
30-day returns, no restocking fee on unused parts
100% positive eBay feedback
Ships via

Have spare IFM parts? We buy surplus →

What is the IFM NI501A?

For applications in hazardous areas

For connection to intrinsically safe circuits

Clearly visible indication of the switching status

Robust metal housing for use in harsh industrial environments

Permanently legible laser type label

Specifications

Product characteristics

Electrical design	NAMUR
Output function	normally closed
Sensing range[mm] [mm]	15
Housing	threaded type
Dimensions[mm] [mm]	M30 x 1.5 / L = 50

Electrical data

Connection to switching amplifiers	yes
Switching amplifiers	connection to certified intrinsically safe circuits with the max. values: U = 15 V / I = 50 mA / P = 120 mW
Nominal voltage DC[V] [V]	8.2; (1kΩ)
Supply voltage DC[V] [V]	7.5...30; (when used outside the hazardous area)
Current consumption[mA] [mA]	< 1; (disabled; conductive: > 2,1)
Protection class	II

Outputs

Electrical design	NAMUR
Output function	normally closed
Permanent current rating of switching output DC[mA] [mA]	30; (when used outside the hazardous area)
Switching frequency DC[Hz] [Hz]	100

Detection zone

Sensing range[mm] [mm]	15
Real sensing range Sr[mm] [mm]	15 ± 10 %
Operating distance[mm] [mm]	0...12.15

Accuracy / deviations

Correction factor	steel: 1 / stainless steel: 0.7 / brass: 0.5 / aluminium: 0.4 / copper: 0.3
Hysteresis[% of Sr] [% of Sr]	1...15
Switch point drift[% of Sr] [% of Sr]	-10...10

Operating conditions

Ambient temperature[°C] [°C]	-20...70
Protection	IP 67

Tests / approvals

Approval	BVS 04 ATEX E 091 X; IECEx BVS 06.0003X
ATEX marking	II 1G Ex ia IIB T6 Ga
EMC	EN 60947-5-6
Shock/vibration resistance	30 g (11 ms) / 10-55 Hz (1 mm)
MTTF[years] [years]	2514

Safety classification

Max. internal capacitance[nF] [nF]	230
Max. internal inductance[µH] [µH]	210

Mechanical data

Weight[g] [g]	162.2
Housing	threaded type
Mounting	flush mountable
Dimensions[mm] [mm]	M30 x 1.5 / L = 50
Thread designation	M30 x 1.5
Materials	housing: brass special coating; sensing face: PBT; LED window: PA

Displays / operating elements

Display	switching status; 4 x 90° LED, yellow
switching status	4 x 90° LED, yellow

Accessories

Items supplied

lock nuts: 2

Remarks

Pack quantity

1 pcs.

Electrical connection - plug

Connector

1 x M12; coding: A

NI501A: frequently asked questions

When can NI501A be shipped?

NI501A is sourced on request — request a quote and we'll confirm the exact availability and shipping timeline for this specific unit.

Can I pick up NI501A in person?

Local pickup from our Groningen, Netherlands warehouse may be possible — contact us before ordering to check availability and arrange a collection time.

Is express delivery available?

Yes — mention it when you request a quote for NI501A and we'll include express shipping options in our reply.

My factory is down and I need this urgently — can you help?

For a critical breakdown, contact us directly at +31 (0)50-7110348 or sales@partnerplc.com — we can look into same-day courier or dedicated taxi/hotshot delivery for NI501A, subject to availability and destination.