STI MC4 Series Installation And Operating Manual
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STI MC4 Series Installation And Operating Manual

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Call: 1/800/221-7060 U.S.A. and Canada
Telephone: 510/471-9717, Fax 510/471-9752
R
Mat Controller
MC4 Series
Installation and Operating Manual
Scientific Technologies Inc.
Optical Sensor Division
Manufacturing and Sales Office
6550 Dumbarton Circle,
Fremont, CA 94555-3611
Phone 510/608-3400
Fax 510/744-1442
http://www.sti.com
European Sales Office
Bötzinger Straße 29
79111 Freiburg, Germany
Phone 49 761 455 26-0
Fax 49 761 455 26 26
P/N 99554-0010 Rev. A © Oct 1999 STI
Multi-Mat Manage

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  • Page 1 European Sales Office Bötzinger Straße 29 79111 Freiburg, Germany Phone 49 761 455 26-0 Fax 49 761 455 26 26 P/N 99554-0010 Rev. A © Oct 1999 STI Call: 1/800/221-7060 U.S.A. and Canada Multi-Mat Manage Telephone: 510/471-9717, Fax 510/471-9752...

  • Page 2: Table Of Contents

    Mat Controller MC4 Table of Contents Section 1—Important Safety Message ... . . page 2 Section 2—Introduction ......page 4 Section 3—Description of Controls .

  • Page 3: Section 1-Important Safety Message

    The use of this type of guarding system is regulated by government safety agencies. Please contact STI in California, USA at 510-608-3400 for additional assistance. Whether a specific machine application and presence sensing mat and...
  • Page 4 • The STI Test Procedure must be performed at installation and after any maintenance, modification or adjustment is performed on the machine controls or on the presence sensing mat and controller.

  • Page 5: Section 2-Introduction

    STI UM series presence sensing safety mats. The MC4 controller is designed to work in conjunction with four-wire (could be up to six) normally open safety mat (such as the STI UM series safety mats). Mat Controller MC4 Manual Rev.A SCIENTIFIC TECHNOLOGIES INC.

  • Page 6: Section 3-Description Of Controls

    E S C R I P T I O N O F O N T R O L S Output Relays ESCRIPTION OF ONTROLS NO 1 NO 2 NC 2 NC 1 Relay Output AC Version Only 250V LED 1 Clear LED 2 JMP 2...

  • Page 7: Section 4-Operating Mode

    O P E R A T I N G M O D E Mat Inputs 3.3. M N P U T S Twenty-four terminal positions (1–6 BLK, 1–6 BLU, 1–6 BRN, 1–6 WHT) are provided for input of up to 6 four-wire safety mat or a series of four-wire safety mats.

  • Page 8: Section 5-Installation

    N S T A L L A T I O N Mounting NSTALLATION WARNING! Read this manual completely before installing the MC4 controller. The MC4 controller should only be installed, checked out, tested and maintained by a qualified person (as described in the Important Safety Message at the beginning of this manual).
  • Page 9 — Connect the remote start switch between terminals START 1 and START SAFETY MAT 5.2.3 At least one STI 4-wire mat is expected. For an STI Universal safety mat the blue and black conductors are connected to the bottom electrode plate. The brown and white conductors are connected to the top electrode plate.
  • Page 10 N S T A L L A T I O N Input Wiring Multiple mats must be connected to the controller in series. To wire an STI UM series multiple mat system in series, follow the wiring as shown in the drawing below: NC 1...
  • Page 11 I N S T A L L A T I O N Output Wiring 5.2.4 ARTH CONSIDERATIONS Normally, earthing of the house system is not a consideration. Presence sensing mats are sealed - any wiring to them should not be in contact with earth.

  • Page 12: Section 6-Machine Control Connections

    E T H O D The following connection scheme uses both of the normally open output relay contacts to control the machine. This is the STI recommended wiring method. SeeSee “Figure 6-1 Two Normaly Open Preferred Connection” on page 12.
  • Page 13 M A C H I N E C O N T R O L C O N N E C T I O N S Two Normally Open Preferred Connection Method 100 to 240 VAC Auto Selecting (customer supplied) MACHINE CONTROL VOLTAGE Fuse MPCE 1 Optional...
  • Page 14 A C H I N E O N T R O L O N N E C T I O N S Suggested PLC Connection 6.2. S PLC C U G G E S T E D O N N E C T I O N The wiring from the MC4 controller to the machine control must be control reliable as explained in ANSI B11.19-1990 section 5.5 or OSHA 1910.217(b)(13).
  • Page 15 M A C H I N E C O N T R O L C O N N E C T I O N S Suggested PLC Connection 100 to 240 VAC Auto Selecting (customer supplied) MACHINE CONTROL VOLTAGE Fuse MPCE 1 Optional MPCE 2...

  • Page 16: Section 7- Test Procedure

    E S T R O C E D U R E Performing Test Procedure WARNING! To prevent severe injury to the operator or other personnel, DO NOT operate this presence sensing safety device (mat and controller system) unless it is properly installed, tested and inspected in accordance with all OSHA, ANSI, government, industry and company safety regulations.

  • Page 17: Section 8- Trouble-Shooting Faults

    TR O U B L E - S H O O T I N G F A U L T S Performing Test Procedure ROUBLE SHOOTING AULTS Symptom No indicators lit. Possible Solutions No power to the controller. For 100 - 240 VAC controllers check for power to AC IN and NEUT. Also check fuse F3 located on the controller board near terminal block.

  • Page 18: Section 9- Specifications

    Indicators: Green=Mat Clear; Green=Run; Red=Stop Reset Function: User-supplied optional pushbutton or key switch Safety Outputs: 2 NO and 2 NC outputs. 230VAC, 6A, 1500VA Maximum (non-fused) Response time: < 0.030 seconds (STI UM series safety mat and controller combined) Construction 9.1.3...
  • Page 19 S P E C I F I C A T I O N S Mat Controller—MC4 Environmental 9.1.4 Temperature: 0° to +55°C (32° to 131°F) Vibration: Per IEC 68-2-6, 0.15mm displacement, 10 to 55 Hz Shock: Per IEC 68-2-27, 25G 6mS pulses, 3 per axis; Bump: Per IEC 68-2-29, 15G, 6mS pulses, 1000 per axis.
  • Page 20 P E C I F I C A T I O N S Mat Controller—MC4 DIMENSIONAL DRAWINGS 9.1.6 0.875 in. Knockout 3.5 in. (3 plcs) 1.25 in. 0.52 in. 0.5 in. 2.0 in. 0.312 in. (8 plcs) 6.30 in. 1.0 in. 0.75 in.

  • Page 21: Section 10- Warranty And Additional Information

    STI which is not specifically set forth herein shall be binding upon STI. STI shall not be liable for any incidental or consequential damages, losses or...
  • Page 22 STI product contact our Customer Service Department. 10.5. R E T U R N S Whenever you return a product to STI (even if the product is in warranty) please contact our Customer Service Department and request a Returned Goods Authorization number (RGA). Goods that are returned for credit are subject to final review by STI and are...

  • Page 23: Section Appendix A- - Test Procedure

    — TE S T P R O C E D U R E Returns A — T PPENDIX ROCEDURE A.1. T E S T R O C E D U R E The following test procedure must be performed by qualified personnel at installation and after any maintenance, adjustment or modification to the presence sensing mats, the MC4 controller or the machine and machine control circuitry.
  • Page 24 — T E S T R O C E D U R E Returns WARNING! To prevent severe injury to the operator or other personnel, DO NOT operate this presence sensing safety device unless it is properly installed, tested and inspected in accordance with all applicable ANSI, OSHA, government, industry and company safety regulations.

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