NE5004 - Sensor IFM - Free user manual and instructions

Product type	Inductive proximity sensor
Brand	IFM
Model	NE5004
Category	Sensor
Usage	Explosive areas: II 2G (gas) and II 1D (dust)
Certifications	CE, PTB 01 ATEX 2191, BVS 04 ATEX E153
Protection type	EEx ia IIC / Ex iaD
Max supply voltage (Ui)	15 V
Max supply current (Ii)	50 mA
Max power (Pi)	120 mW
Ambient temperature	-20...+70 °C (T6) / -20...+80 °C (T5)
Internal inductance (Li)	70 μH (2 m cable), add 0.9 μH/m extra
Internal capacitance (Ci)	80 nF (2 m cable), add 140 pF/m extra
Housing material	Plastic
Connection	Overmoulded cable (standard length 2 m)
Installation	For qualified personnel only, follow ATEX regulations
Maintenance	Do not modify, no repair possible, contact manufacturer
Main functions	Detection of metal objects in explosive atmosphere
Safety	Intrinsically safe circuits mandatory

Frequently Asked Questions - NE5004 IFM

What types of explosive atmospheres can the NE5004 sensor detect?

The sensor is suitable for gas (II 2G) and dust (II 1D) areas according to ATEX classifications.

What is the maximum allowed supply voltage?

The supply voltage must not exceed 15 V in intrinsically safe mode.

What are the ATEX certificates of the NE5004?

It has certificates PTB 01 ATEX 2191 (gas) and BVS 04 ATEX E153 (dust).

What is the allowable ambient temperature range?

The range is -20 °C to +70 °C for T6 class and -20 °C to +80 °C for T5 class.

Can I repair the sensor myself in case of defect?

No, the device cannot be modified or repaired. In case of defect, contact the manufacturer.

How to connect the sensor?

Connect only to CE-certified intrinsically safe circuits, respecting the maximum values Ui=15V, Ii=50mA, Pi=120mW.

What is the standard cable length?

The overmoulded cable is 2 meters standard length.

What to do if the manual is not in my language?

You can request a translation from the manufacturer or your dealer, as indicated in the manual.

Can I use the sensor in Zone 0?

No, the device is not suitable for mounting in walls separating Zone 0 and Zone 1.

How to avoid static charges?

Avoid static charges on plastic devices and cables. Observe national regulations.

USER MANUAL NE5004 IFM

1. According to the ATEX directive 94/9/EC (ATEX) the original operating instructions and a translation of these operating instructions into the language or languages of the EU user country must be provided when a unit or protective system is put into operation within the member countries of the European Union (EU).
2. If no operating instructions or EC declaration of conformity is supplied with this product in the language of the EU user country, these can be requested from your dealer (see delivery note) or manufacturer (see cover sheet / back).
3. Only qualified personnel is allowed to set up the product. Furthermore, we expressly point out that any liability is excluded resulting from putting the unit into operation without the corresponding operating instructions in the language of the EU user country.

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Operating instructions (safety-related part ATEX) Information on the safe use in hazardous areas

Function and features

- Use in hazardous areas according to the classification

II 2G (Group II, category 2G, apparatus for gas atmosphere).

The requirements of the EN50014, EN50020, EN60947-5-6 standards are met.

EC type test certificate

PTB 01 ATEX 2191

- Use in hazardous areas according to the classification

II 1D (Group II, category 1D, apparatus for dust atmosphere).

The requirements of the prEN 61241-0, IEC 61241-11 (31H/171/CDV), EN 60947-5-6 standards are met.

EC type test certificate

BVS 04 ATEX E153

Use in hazardous areas according to classification / table 1a:

Housing	Group Category		Type of protection	Explosion group	Temperature class	Ta in °C
NT****NE****NF****	II 2G	EEx ia IIC	T6 -20...+70
NT****NE****NF****	II 2G	EEx ia IIC	T5 -20...+80
NG****NI****NN****NS****	II 2G	EEx ia IIC	T6 -20...+70
NG****NI****NN****NS****	II 2G	EEx ia IIC	T5 -20...+80

table 1b:

Housing	Group Category		Type of protection	Explosion group	Temperature class	Ta in °C
NE****NF****NG****NN****NS****NT****	II 1D	Ex iaD 90°C	-20...+70
NE****NF****NG****NN****NS****NT****	II 1D	Ex iaD 100°C	-20...+80

• Marking

	II 2G	EEx ia IIC T6	CE0158	TypesNT****, NE****, NF****
	II 1D	Ex iaD 20 T	90°C
	II 2G	EEx ia IIC T5	CE0158	TypesNT****, NE****, NF****
	II 1D	Ex iaD 20 T	100°C
	II 2G	EEx ia IIC T6	CE0158	TypesNG****, NI****, NN****,NS****
	II 1D	Ex iaD 20 T	90°C
	II 2G	EEx ia IIC T5	CE0158	TypesNG****, NI****, NN****, NS****
	II 1D	Ex iaD 20 T	100°C

Installation / Set-up

The units should only be mounted, connected and set up by qualified staff. The qualified staff must have knowledge of protection classes, regulations and provisions for apparatus in hazardous areas.

Check whether the classification (see "Marking" above and marking on the unit) is suitable for the application.

- Connection only to intrinsically safe circuits which are approved with the EC type test certificate and do not exceed the following maximum values:

U _ i = 1 5 V, I _ i = 5 0 mA, P _ i = 1 2 0 mW

- Permissible operating temperature of the application (referred to the maximum power which can be supplied):

see table 1a / 1b

Installation remarks / Mounting

• Adhere to the respective national regulations and provisions.
• Avoid electrostatic charging on plastic units and cables.
• Protect unit and cable against destruction.
• The unit is not suitable for installation in walls which separate zone 0 from zone 1.
• The relevant installation regulations must be adhered to.
• Metal housing parts must be connected to potential by suitable mounting.

Maintenance / Repair

The unit must not be modified nor can it be repaired. In case of a fault please contact the manufacturer.

If needed, you can obtain the data sheet or the type test certificate from the manufacturer (see cover sheet).

• Maximum effective internal inductance (Li) and capacitance (Ci):

Type	Internal inductance total (μH)	Internal capacitance total (nF)
NE5001 70 80
NF5001 340	140
NF5002 340	140
NF5003 130	140
NF5004 130	140
NG5001 45	45
NG5002 45	45
NG5003 50	55
NG5004 50	55
NI5001 140	145
NI5002 140	145
NI5003 110	145
NI5004 110	145
NN5001 135	110
NN5002 135	110
NT5001 70 80
NS5002 110	80

The values apply to potted cables which are 2 m long.

Cable unit versions:

The following values are added for cable unit versions NE****, NF****, NG****, NI****, NN****, NT****, NS**** with potted cable > 2 m: 0.9 μH (Li) / 140 pF (Ci) per metre of potted cable.