This document applies to the device of type "inclination sensor" (art. no.: JN2200).
It is part of the device.
This document is intended for specialists. These specialists are people who are
qualified by their appropriate training and their experience to see risks and to
avoid possible hazards that may be caused during operation or maintenance of
the device. The document contains information about the correct handling of the
device.
Read this document before use to familiarise yourself with operating conditions,
installation and operation. Keep this document during the entire duration of use of
the device.
Adhere to the safety instructions.
1.1 Symbols used
►Instructions
>Reaction, result
[…]Designation of keys, buttons or indications
→Cross-reference
Important note
Non-compliance may result in malfunction or interference.
Information
Supplementary note
2 Safety instructions
2.1 General information
These instructions are an integral part of the device. They contain texts and figures
concerning the correct handling of the device and must be read before installation
or use.
Observe the operating instructions. Non-observance of the instructions, operation
which is not in accordance with use as prescribed below, wrong installation or
incorrect handling can seriously affect the safety of operators and machinery.
2.2 Target group
These instructions are intended for authorised persons according to the EMC
and low-voltage directives. The device must be installed, connected and put into
operation by a qualified electrician.
2.3 Electrical connection
Disconnect the unit externally before handling it.
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Inclination sensor JN
The connection terminals may only be supplied with the signals indicated in the
technical data and/or on the device label and only the approved accessories from
ifm may be connected.
2.4 Tampering with the device
Contact the manufacturer in case of malfunction of the unit or uncertainties.
Any tampering with the device can seriously affect the safety of operators and
machinery. In case of tampering with and/or modifying the unit, any liability and
warranty is excluded.
3 Functions and features
The 2-axis inclination sensor with IO-Link interface enables angle levelling and
position detection of machines and installations.
Typical applications are, for example, levelling of mobile cranes, set-up of mobile
machines or monitoring of wind turbines.
UK
Features
●IO-Link V1.1 interface and IO Device Description according to IEC 61131-9
●2-axis inclination sensor with a measuring range of ±180°
●Different measurement options
●High accuracy and resolution
●High sampling rate and band width
●Configurable vibration suppression
●Configurable limit frequency (digital filter)
●Robust metal housing
●Suitable for industrial applications
4 Installation
4.1 Fixing
► Fasten the device using 4 M5 screws on a flat surface.
Screw material: steel or stainless steel.
4.2 Mounting surface
The housing must not be exposed to any torsional forces or mechanical
stress.
► Use compensating elements if there is no flat mounting surface available.
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Inclination sensor JN
5 Scale drawing
62
45
90
75
M12x1
22
M12x1
5,3
33,2
4,5
6 Electrical connection
The inclination sensors are fitted with two round 4-pole M12 connectors (class A)
in accordance with IEC 60947-5-2. The M12 connectors are mechanically A-coded
in accordance with IEC 61076-2-101.
1: L+ 24 V DC (+Ub-D)
2: OUT2 switching output 2
M12 connector (left)
3: L- ground (GND)
4: OUT1 switching output 1 or IO-Link
1: L+ 24 V DC (+Ub-A)
2: A2 analogue output 2
3: L- ground (GND)
4: A1 analogue output 1
M12 connector (right)
The ground connections of the two round M12 connectors are directly
connected to each other internally; the supply voltage connections are
decoupled from each other.
6
Inclination sensor JN
7 IO-Link interface
The inclination sensors have a standardised IO-Link interface V1.1 and an IO-Link
device description according to IEC 61131-9. All measured values and parameters
are accessible via "Indexed Service Data Unit" (ISDU).
The individual configuration can be saved in the internal permanent memory
(EEPROM).
In the context of this unit manual the operating principle of IO-Link is assumed to
be known. In this connection we refer to the latest documents "IO-Link System
Description", "IO-Link Interface and System Specification" and "IO Device
Description Specification" published by the IO-Link consortium
(http://www.io-link.com).
The following features characterise the IO-Link interface:
Communication
UK
●IO-Link revision V1.1
●Bit rate 38,400 bits/s (COM2)
●Minimum cycle time 5 ms
●Parameters are checked for valid values (range check)
Supported are
●SIO mode
●Block parameter setting
●Data storage
●Device Access Locks
●Device status and detailed device status
Manufacturer and device identification
Vendor ID 310 / 0x0136
Vendor Name ifm electronic gmbh
Vendor Text www.ifm.com
Device ID 416 / 0x0001A0
Product Name JN2200
Product ID JN2200
Product Text 2-axis inclination Sensor
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Inclination sensor JN
The mandatory parameters indicated in the index range 0...63 in the IO-Link
specification are summarised in the table below
Array [13] of Events
(1-byte EventQualifier each
+ 2-byte EventCode)
Functional-Check
→
Failure
R39
9
Inclination sensor JN
IndexSub-
index
400---Process Data
TypeValueContentRead /
Input
0x cccc bbbb aaaa
cccc
→
PDVal2 (INT16)
→
bbbb
aaaa
Bit 0
Bit 1
Bit 2
Bit 3
Bit 4
Bit 5
Bit 6
Bit 7
Bit 8
PDVal1 (INT16)
→
Bool/DevStatus (UINT16)
→
--SW 1
→
--SW 2
→
--
→
--
→
Measuring method
→
Self-test active
→
--
→
--
→
DeviceStatus LSB
Write
R6
Length
byte
→
Bit 9
Bit 10
Bit 11
Bit 12
Bit 13
Bit 14
Bit 15
DeviceStatus
→
DeviceStatus MSB
→
--
→
--
→
--
→
--
→
--
8 Basic system settings and diagnostics
The JN2200 inclination sensor can be used for inclination or vibration
measurement. All parameter values that are of importance to the selected
measuring method are nevertheless always accessible and are saved in the
internal memory. They are part of the IO-Link data storage.
If the measuring method "vibration" is set, all parameters for setting the inclination
measurement and all angle-dependent parameters for the switching and analogue
outputs keep their values.
Characteristic values of the sensors such as measuring cell temperature and
current heating power as well as the results of the last self-test can be read via
own ISDU indices.
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Inclination sensor JN
IndexSub-
index
41020UINT8Heating
41060UINT8Measuring
41100INT16MEMS
41110UINT16Heating power[mW]R2
41120INT16Operating
41130UINT8Self-test status
41140UINT8Self-test result
TypeValueContentRead /
Write
R/W
R/W
R1
R1
method
temperature
temperature
0
→
Heating off
→
Heating on
1
0
→
Angle [0.01°]
→
veff [0.1 mm/s] / app [mg]
1
[1/10 °C]R2
[1/10 °C]R2
→
No self-test active
0
→
Self-test active
1
Bit2 = 1
Bit2 = 0
Bit1 = 1
→
x axis OK
→
x axis fault
→
y axis OK
Length
byte
UK
→
Bit1 = 0
Bit0 = 1
Bit0 = 0
y axis fault
→
z axis OK
→
z axis fault
8.1 Heating (ISDU index 4102)
To ensure good temperature stability over the whole temperature range, the
measuring cell is regulated to a constant temperature. The regulation of the
heating is activated by the factory and can be deactivated by writing the value 0 to
the parameter of the heating (ISDU index 4102).
This has the following effects
●Reduction of temperature stability
●Current consumption decreases when operating
●Accuracies deviate from the indications in the data sheet
8.2 Measuring method (ISDU index 4106)
The required measuring method is set to the inclination or vibration measurement
via the ISDU index 4106.
8.3 Measuring cell and ambient temperature, heating power (ISDU index
4110...4112)
Measuring cell and ambient temperature inside the housing are redetermined
every 200 ms. They can be read via ISDU access (in any device status). The
signed 16-bit values (two's complement) indicate the temperature in 1/10 °C.
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Inclination sensor JN
8.4 MEMS self-test (system command 0xB2 and ISDU index 4114)
To check the function of the measurement axes a self-test of the measuring cell
can be carried out.
► Activate the MEMS self-test per IO-Link system command 0xB2 (ISDU index 2
= 0xB2).
The self-test takes about 2 s. During the self-test both in the ISDU index 4113 and
in the process data (ISDU index 40) the status flag is set to "1".
After the end of the self-test these flags are again set to the value "0". During the
self-test no process data can be measured.
The test result of the individual axes is coded in a byte and can be read from the
self-test register (ISDU index 4114):
00000xxxb
The 3 least significant bits code the internal x, y, z measurement axes
Bit 0: axis faulty
Bit 1: axis functional
9 Parameter setting of the inclination sensor
If the measuring method is set to inclination measurement (ISDU index 4106 = 0),
it can be adapted via the following parameters:
IndexSub-
index
41000UINT8Angle calculation
41010UINT8FIR filter step angle
TypeValueContentRead /
Write
0
→
Perpendicular
→
Euler
1
→
Gimbal 1X
2
→
Gimbal 1Y
3
→
FIR deactivated
0
R/W
R/W
Length
byte
41030UINT8Quadrant
correction
41040UINT8Teach x / y / z axis
status
12
→
FIR 10 Hz
1
→
FIR 5 Hz
2
→
FIR 1 Hz
3
→
FIR 0.5 Hz
4
0
→
off
→
on (± 180°)
1
1
→
Teach active
(relative measurement)
→
Teach inactive
2
(absolute measurement)
R/W1
R1
Inclination sensor JN
IndexSub-
index
41050UINT8Zero x / y / z axis
TypeValueContentRead /
Write
R1
status
1
→
Zero active
(relative measurement)
→
Zero inactive
2
(absolute measurement)
Length
byte
10 Angle calculation (ISDU index 4100)
To be able to adapt the inclination sensor to the different applications as easily
as possible, the measured inclination information is converted into different angle
indications. The requested angle indication is set by selecting the respective
option.
With this angle definition a sensor coordinate system is used which is defined as
follows:
– The mounting plane corresponds to the xy plane.
– The z axis is perpendicular to the mounting plane (according to the right-
hand rule).
UK
– The x axis is represented by an edge of the mounting plate which shows in
direction of the printed x arrow.
– The y axis is then perpendicular to the plane spanned by the z and x axes.
10.1 Perpendicular angle (ISDU index 4100 = 0)
Using the indication of the two perpendicular angles the inclination of the sensor
coordinate system towards the direction of gravitation is described.
The first provided value corresponds to a rotation about the y axis of the sensor
and is called "longitudinal inclination value" (index 40, process data PDVal1).
The value corresponds to the angle [°] which the gravitation vector spans with the
yz plane.
The second provided value corresponds to a rotation about the x axis of the
sensor and is called "lateral inclination value" (index 40, process data PDVal2).
The value corresponds to the angle [°] between the gravitation vector and the xz
plane of the sensor.
In the case of an inclination in a plane (rotation of an axis with the second axis remaining
perpendicular) the perpendicular angle and gimbal angle are always identical.
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