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ZW Series

Confocal Fiber Displacement Sensor

ZW Series

Ultra-compact and Ultra-lightweight. Stable Measurements for Any Material. Robust Sensor Head Structure.

Sensor Head

Item ZW-S07 ZW-S20 ZW-S30 ZW-S40 ZW-SR07 ZW-SR20 ZW-SR40
Measuring center
distance
7 mm 20 mm 30 mm 40 mm 7 mm 20 mm 40 mm
Measuring range ±0.3 mm ±1 mm ±3 mm ±6 mm ±0.3 mm ±1 mm ±6 mm
Static resolution *1 0.25 μm 0.25 μm 0.25 μm 0.25 μm 0.25 μm 0.25 μm 0.25 μm
Linearity *2 ±0.8 μm ±1.2 μm ±4.5 μm ±7.0 μm ±1.1 μm ±1.6 μm ±9.3 μm
Spot diameter
*3
Near 20 μm dia. 45 μm dia. 70 μm dia. 90 μm dia. 20 μm dia. 45 μm dia. 90 μm dia.
Center 18 μm dia. 40 μm dia. 60 μm dia. 80 μm dia 18 μm dia. 40 μm dia. 80 μm dia
Far 20 μm dia. 45 μm dia. 70 μm dia. 90 μm dia 20 μm dia. 45 μm dia. 90 μm dia
Measuring cycle 500 μs to 10 ms
Applicable sensor
controller
ZW-C1[][][]/-CE1[][]
Operating ambient
illumination
Illumination on object surface 10,000 lx or less: incandescent light
Ambient temperature
range
Operating: 0 to 50°C, Storage: -15 to 60°C
(with no icing or condensation)
Ambient humidity range Operating and storage: 35% to 85% (with no condensation)
Degree of protection IP40 (IEC60529)
Vibration resistance
(destructive)
10 to 150 Hz, 0.35 mm single amplitude, 80 min each in X, Y, and Z directions
Shock resistance
(destructive)
150 m/s2 3 times each in six directions (up/down, left/right, forward/backward)
Temperature
characteristic *4
0.6 μm/ °C 1.5 μm/ °C 2.8 μm/ °C 4.8 μm/ °C 0.6 μm/ °C 1.5 μm/ °C 4.8 μm/ °C
Materials Case: aluminum die-cast
Fiber cable sheat: PVC
Calibration ROM: PC
Fiber cable length 0.3 m, 2 m (Flex-resistant cable)
Fiber cable minimum
bending radius
20 mm
Insulation resistance
(Calibration ROM)
Between case and all terminals: 20 MΩ (by 250 V megger)
Dielectric strength
(Calibration ROM)
Between case and all terminals: 1,000 VAC, 50/60 Hz, 1 min
Weight Approx. 105 g (Chassis, fiber cable total)
Accessories included
with sensor head
Instruction sheet, Fixing screw (M2) for Calibration ROM, Precautions for correct use

*1. Capacity value when Omron standard mirror surface target is measured at the measurement center distance as the
       average of 4,096 times.
*2. Material setting for the Omron standard mirror surface target: Error from an ideal straight line when measuring on
       mirror surface.
       The reference values for linearity when targets to measure other than the above are as in the table below.

Item ZW-S07 ZW-S20 ZW-S30 ZW-S40 ZW-SR07 ZW-SR20 ZW-SR40
Glass ±1.0 μm ±1.2 μm ±4.5 μm ±7.0 μm ±1.1 μm ±1.6 μm ±9.3 μm
SUS BA ±1.2 μm ±1.4 μm ±5.5 μm ±8.5 μm ±1.2 μm ±1.8 μm ±9.3 μm
White ceramic ±1.6 μm ±1.7 μm ±6.4 μm ±9.5 μm ±1.6 μm ±1.9 μm ±11.0 μm

*3. Capacity value defined by 1/e2 (13.5%) of the center optical intensity in the measured area.
*4. Temperature characteristic at the measurement center distance when the Sensor Head and the target are the fastened
   with an aluminum jig and the Sensor Head and the Controller are set in the same temperature environment.

Automation Software Sysmac Studio

System Requirements

Item Requirement
Operating system (OS)
*1 *2
Windows XP (Service Pack 3 or higher, 32-bit version)/Windows Vista (32-bit version)/
Windows 7 (32-bit/64-bit version)/Windows 8 (32-bit/64-bit version)/Windows 8.1 (32-bit/
64-bit version)/Windows 10 (32-bit/64-bit version)
CPU Windows computers with Celeron 540 (1.8 GHz) or faster CPU.
Core i5 M520 (2.4 GHz) or equivalent or faster recommended
Main memory 2 GB min.
Recommended
videomemory/video
card for using 3D
motion trace
Video memory: 512 MB min.
Video card: Either of the following video cards:
• NVIDIAR GeForceR 200 Series or higher
• ATI RadeonHD5000 Series or higher
Hard disk At least 1.6 GB of available space
Display XGA 1024 × 768, 16 million colors.
WXGA 1280 × 800 min. recommended
Disk drive DVD-ROM drive
Communications ports USB port corresponded to USB 2.0, or Ethernet port *3
Supported languages Japanese, English, German, French, Italian, Spanish, simplified Chinese, traditional Chinese,
Korean

*1. Sysmac Studio Operating System Precaution: System requirements and hard disk space may vary with the system
       environment.
*2. The following restrictions apply when Sysmac Studio is used with Microsoft Windows Vista or Windows 7.
       Some Help files cannot be accessed.
       The Help files can be accessed if the Help program distributed by Microsoft for Windows (WinHlp32.exe) is installed.
       Refer to the Microsoft homepage listed below or contact Microsoft for details on installing the file. (The download
       page is automatically displayed if the Help files are opened while the user is connected to the Internet.)
       http://support.microsoft.com/kb/917607/en-us
*3. Refer to the hardware manual for your Controller for hardware connection methods and cables to connect the
       computer and Controller.

Setting Software Smart Monitor ZW ZW-SW101

System Requirements

Item Condition
Operating System(OS) Windows 7 (32 or 64-bit version)
Windows XP (Service Pack3 or more, 32-bit version)
CPU Intel Pentium III, 850 MHz or more (2 GHz or more is recommended.)
Main memory 1 GB or more
Hard disk 50 MB or more
Display 1024 × 768 dots or more, 16 million colors or more
Supported languages Japanese/English
Communication port Ethernet port

Controller

Item ZW-CE10T ZW-CE15T
Input/Output type NPN PNP
Number of connected Sensor Heads 1 per Controller
Applicable sensor head ZW-S[][]/-SR[][]
Light source for measurement White LED
Segment
display
Main display 11-segment red display, 6 digits
Sub-display 11-segment green display, 6 digits
LED
display
Status indicators HIGH (orange), PASS (green), LOW (orange), STABILITY (green),
ZERO (green), ENABLE (green), THRESHOLD-H (orange),
HRESHOLD-L (orange), RUN (green)
EtherCAT indicators L/A IN (Link Activity IN) (green), L/O OUT (Link Activity OUT)
(green), ECAT RUN (green), ECAT ERR (red)
External
inter-
face
Ethernet 100BASE-TX, 10BASE-T, No-protocol Communications (TCP/
UDP), EtherNet/IPTM
EtherCAT EtherCAT-specific protocol 100BASE-TX
RS-232C 115,200 bps max.
Analog
output
terminal
block
Analog voltage output
(OUT1V)
-10 V to +10 V, output impedance: 100 Ω
Analog current output
(OUT1A)
4 mA to 20 mA, maximum load resistance: 300Ω
32-pole
exten-
sion
con-
nector
Judgment output
(HIGH1/PASS1/LOW1)
Transistor output system
Output voltage: 21.6 to 30 VDC
Load current: 50 mA or less
Residual voltage when turning ON: 1.2 V or less
Leakage voltage when turning OFF: 0.1 mA or les
BUSY output (BUSY1)
ALARM output (ALARM1)
ENABLE output (ENABLE)
LED OFF input (LED OFF1) DC input system
Input voltage: 24 VDC ⋅10% (21.6 to 26.4 VDC)
Input current: 7 mA Typ. (24 VDC)
Voltage/Current when turning ON: 19 V/3 mA or more
Voltage/Current when turning OFF:5 V/1 mA or less
ZERO RESET input (ZERO)
TIMING output (TIMING1)
RESET output (RESET1)
Bank Selected bank output
(BANK_OUT 1 to 3)
Transistor output system
Output voltage: 21.6 to 30 VDC
Load current: 50 mA or less
Residual voltage when turning ON: 1.2 V or less
Leakage voltage when turning OFF: 0.1 mA or less
Selected bank input
(BANK_SEL 1 to 3)
DC input system
Input voltage: 21.6 to 26 VDC
Input current: 7 mA Typ. (24 VDC)
Voltage/Current when turning ON: 19 V/3 mA or more
Voltage/Current when turning OFF:5 V/1 mA or less
Main
func-
tions
Exposure time Auto/Manual
Measuring cycle 500 μs to 10 ms
Material setting Standard/Mirror/Diffusion surfaces
Measurement Item Height/Thickness/Calculation
Filtering Median/Average/Differentiation/High pass/Low pass/Band pass
Outputs Scaling/Different holds/Zero reset/Logging for a measured
value
Display Measured value/Threshold value/Analog output voltage or
current value/Judgment result/Resolution/Exposure time
Number of configurable banks Max. 8 banks
Task process Multi-task (up to 4 tasks per bank)
System Save/Initialization/Display measurement information/
Communication settings/Sensor Head calibration/Key-lock/
Trigger-key input
Ratings Power supply voltage 21.6 to 26.4 VDC (including ripple)
Current consumption 600 mA max.
Insulation resistance Across all lead wires and controller case: 20 MΩ (by 250 V
megger)
Dialectic strength Across all lead wires and controller case: 1,000 VAC, 50/60 Hz,
1 min.
Environ-
mental
Degree of protection IP20 (IEC60529)
Vibration resistance (destructive) 10 to 55 Hz, 0.35-mm single amplitude, 50 min each in X, Y, and
Z directions
Shock resistance (destructive) 150 m/s2, 3 times each in six directions (up/down, left/right,
forward/backward)
Ambient temperature Operating: 0 to 40°C
Storage: -15 to 60°C (with no icing or condensation)
Ambient humidity Operating and storage: 35% to 85% (with no condensation)
Grounding D-type grounding (Grounding resistance of 100 Ω or less)
Note: For conventional Class D grounding
Materials Case: PC
Weight Approx. 750 g (main unit only), Approx. 150 g (Parallel Cable)
Accessories included with controller Instruction sheet, Member registration sheet,
Parallel cable ZW-XCP2E

Note: Controllers with binary outputs are also available (ZW-C10T/-C15T). Please contact your OMRON sales
          representative for details.

ZW Series EtherCAT Communications Specifications

Item Specification
Communications standard IEC61158 Type12
Physical layer 100BASE-TX (IEEE802.3)
Connectors RJ45 × 2
ECAT IN: EtherCAT input
ECAT OUT: EtherCAT output
Communications media Category 5 or higher (cable with double, aluminum tape and braided shielding) is
recommended.
Communications distance Distance between nodes: 100 m max.
Process data Variable PDO mapping
Mailbox (CoE) Emergency messages, SDO requests, SDO responses, and SDO information
Distributed clock Synchronization in DC mode.
LED display L/A IN (Link/Activity IN) × 1, AL/A OUT (Link/Activity OUT) × 1, AECAT RUN × 1,
AECAT ERR × 1