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Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
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MIC-Info: RSA-MD5,RSA,
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<SEC-DOCUMENT>0000899243-02-000323.txt : 20020414
<SEC-HEADER>0000899243-02-000323.hdr.sgml : 20020414
ACCESSION NUMBER:		0000899243-02-000323
CONFORMED SUBMISSION TYPE:	SC 13G
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20020214

SUBJECT COMPANY:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			INDUSTRIAL DATA SYSTEMS CORP
		CENTRAL INDEX KEY:			0000933738
		STANDARD INDUSTRIAL CLASSIFICATION:	ELECTRONIC COMPUTERS [3571]
		IRS NUMBER:				760157248
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SC 13G
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	005-50753
		FILM NUMBER:		02548245

	BUSINESS ADDRESS:	
		STREET 1:		600 CENTURY PLZ
		STREET 2:		BLDG 140
		CITY:			HOUSTON
		STATE:			TX
		ZIP:			77073-6016
		BUSINESS PHONE:		2818213200

	MAIL ADDRESS:	
		STREET 1:		600 CENTURY PLAZA DR
		STREET 2:		BLDG 140
		CITY:			HOUSTON
		STATE:			TX
		ZIP:			77073-6016

FILED BY:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			EQUUS II INC
		CENTRAL INDEX KEY:			0000878932
		IRS NUMBER:				760345915
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SC 13G

	BUSINESS ADDRESS:	
		STREET 1:		2929 ALLEN PKWY STE 2500
		CITY:			HOUSTON
		STATE:			TX
		ZIP:			77019
		BUSINESS PHONE:		7135290900

	MAIL ADDRESS:	
		STREET 1:		2929 ALLEN PARKWAY
		STREET 2:		STE 2500
		CITY:			HOUSTON
		STATE:			TX
		ZIP:			77019
</SEC-HEADER>
<DOCUMENT>
<TYPE>SC 13G
<SEQUENCE>1
<FILENAME>dsc13g.txt
<DESCRIPTION>SCHEDULE 13G
<TEXT>
<PAGE>

                    U.S. SECURITIES AND EXCHANGE COMMISSION
                             WASHINGTON, D.C. 20549

                                  SCHEDULE 13G
                   UNDER THE SECURITIES EXCHANGE ACT OF 1934

                      INDUSTRIAL DATA SYSTEMS CORPORATION
                                (Name of Issuer)

                         COMMON STOCK, $.001 PAR VALUE
                         (Title of Class of Securities)

                                    456053107
                                  --------------
                                 (CUSIP Number)

                                HULDA L. COSKEY
                            600 CENTURY PLAZA DRIVE
                                  BUILDING 140
                           HOUSTON, TEXAS 77073-6033
                                 (281) 821-3200
                 (Name, Address and Telephone Number of Person
                Authorized to Receive Notices and Communication)

                               December 21, 2001
                               -----------------
            (Date of Event which Requires Filing of this Statement)

Check the appropriate box to designate the rule pursuant to which this Schedule
is filed:

        [ ] Rule 13d-1(b)
        [ ] Rule 13d-1(c)
        [X] Rule 13d-1(d)

* The remainder of this cover page shall be filled out for a reporting person's
initial filing on this form with respect to the subject class of securities, and
for any subsequent amendment containing information which would alter
disclosures provided in a prior cover page.

The information required on the remainder of this cover page shall not be deemed
to be "filed" for the purpose of Section 18 of the Securities Exchange Act of
1934 ("Act") or otherwise subject to the liabilities of that section of the Act
but shall be subject to all other provisions of the Act (however, see the
Notes).

                                       1
<PAGE>

<TABLE>
<S>                                                                <C>
                                       CUSIP NO. 456053107
- ------------------------------------------------------------------------------------------------
 (1)  Name of Reporting Person                                     Equus II Incorporated
      S.S. or IRS Identification No. of above person               Intentionally omitted
- ------------------------------------------------------------------------------------------------
(2)  Check the appropriate box if a member of a group*             (a)
                                                                   (b)
- ------------------------------------------------------------------------------------------------
 (3)  SEC use only
- ------------------------------------------------------------------------------------------------
 (4)  Citizenship or place or organization                          Delaware
- ------------------------------------------------------------------------------------------------
Number of shares beneficially owned by each
reporting person with:
   (5)      Sole voting power                                         864,199*
   (6)      Shared voting power                                       361,559**
   (7)      Sole dispositive power                                  1,225,758***
   (8)      Shared dispositive power                                       --
- ------------------------------------------------------------------------------------------------
(9)  Aggregate amount beneficially owned by each
     reporting person                                               1,225,758
- ------------------------------------------------------------------------------------------------
(10) [ ] Check if the aggregate amount in row (9)
         excludes certain shares*
- ------------------------------------------------------------------------------------------------
(11)  Percent of class represented by amount in Row                      5.4%
 (9)
- ------------------------------------------------------------------------------------------------
(12)  Type of reporting person *                                          IV
- ------------------------------------------------------------------------------------------------
</TABLE>

ITEM 1.
     (a)  Name of Issuer:
          Industrial Data Systems Corporation

     (b)  Address of Issuer's Principal Executive Offices:
          600 Century Plaza Drive
          Building 140
          Houston, Texas 77073-6033

ITEM 2.

     (a)  Name of Persons Filing:
          Equus II Incorporated

     (b)  Address of Principal Business Office or, if none, Residence:
          2929 Allen Parkway, Suite 2500
          Houston, Texas 77019-2120

     (c)  Citizenship:
          Delaware corporation

     (d)  Title of Class of Securities:
          Common Stock

                                       2
<PAGE>

     (e)  CUSIP Number:
          456053107

ITEM 3.  If this statement is filed pursuant to rules 13d-1(b), or 13d-2(b),
check whether the person filing is a:

    (a)  [ ] Broker or Dealer registered under Section 15 of the Act

    (b)  [ ] Bank as defined in Section 3(a) (6) of the Act

    (c)  [ ] Insurance Company as defined in Section 3(a) (19) of the Act

    (d)  [X] Investment Company registered under Section 8 of the Investment
         Company Act

    (e)  [ ] Investment Adviser registered under Section 203 of the Investment
         Advisers Act of 1940

    (f)  [ ] Employee Benefit Plan, Pension Fund which is subject to the
         provision of the Employee Retirement Income Security Act of 1974 or
         Endowment Fund

    (g)  [ ] Parent Holding company, in accordance with Rule 13d-1 (b) (ii) (G)

    (h)  [ ] Group

ITEM 4.  OWNERSHIP

     (a)  Amount Beneficially Owned:

          Equus II Incorporated beneficially owns 1,225,758 shares of the
          Issuer's Common Stock, all of which are subject to provisions in
          various agreements entered into in connection with the Merger.

     (b)  Percent of Class:
          5.4%

     (c) Number of shares as to which such person has:

          (i)   sole power to vote or to direct the vote
                864,199 *

          (ii)  shared power to vote or to direct the vote
                361,559**

          (iii) sole power to dispose or to direct the disposition of
                1,225,758***

          (iv)  shared power to dispose or to direct the disposition of
                --

The numbers above do not include 2,500,000 shares of IDS non-voting Series A
Convertible Preferred Stock which are convertible into 1,050,420 shares of the
Company's Common Stock, none of which has been registered.  Also not included in
this amount are options to acquire

                                       3
<PAGE>

200,000 shares of Common Stock, at an exercise price of between $0.75 and $1.00
per share none of which will be exercisable within 60 days of the date of this
report.

*    subject to obligations in "Voting Agreement" relating solely to election of
     directors

**   subject to obligations in "Voting Agreement (Significant PEI Shareholders)"
     and "Escrow Agreements" in connection with the merger of Petrocon
     Engineering, Inc. into a subsidiary of Issuer (the "Merger").

***  subject to provisions in various agreements entered into in connection with
     the Merger.

ITEM 5.  OWNERSHIP OF FIVE PERCENT OR LESS OF A CLASS:    Not applicable

ITEM 6.  OWNERSHIP OF MORE THAN FIVE PERCENT ON BEHALF OF ANOTHER PERSON:    Not
         applicable.

ITEM 7.  IDENTIFICATION AND CLASSIFICATION OF THE SUBSIDIARY WHICH ACQUIRED THE
         SECURITY BEING REPORTED ON BY THE PARENT HOLDING COMPANY OR CONTROL
         PERSON:  Not applicable

ITEM 8.  IDENTIFICATION AND CLASSIFICATION OF MEMBERS OF THE GROUP:  Not
         applicable

ITEM 9.  NOTICE OF DISSOLUTION OF GROUP:  Not applicable

ITEM 10.  CERTIFICATIONS:  Not applicable


                                   SIGNATURES

          After reasonable inquiry and to the best of my knowledge and belief, I
certify that the information set forth in this statement is true, complete and
correct:


February 13, 2002
- -----------------
Date


Equus II Incorporated



/s/ Randall B. Hale
- ----------------------------------
by Randall B. Hale, Vice President

                                       4

</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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