X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Sender: To: lml@lancaironline.net Date: Thu, 18 Jun 2009 13:01:28 -0400 Message-ID: X-Original-Return-Path: Received: from vms173003pub.verizon.net ([206.46.173.3] verified) by logan.com (CommuniGate Pro SMTP 5.2.14) with ESMTP id 3687001 for lml@lancaironline.net; Thu, 18 Jun 2009 12:23:43 -0400 Received-SPF: pass receiver=logan.com; client-ip=206.46.173.3; envelope-from=lancair403@verizon.net Received: from D9SDFD61 ([72.64.37.36]) by vms173003.mailsrvcs.net (Sun Java(tm) System Messaging Server 6.3-7.04 (built Sep 26 2008; 32bit)) with ESMTPA id <0KLF004BDZYX7NM0@vms173003.mailsrvcs.net> for lml@lancaironline.net; Thu, 18 Jun 2009 11:18:34 -0500 (CDT) X-Original-Message-id: <0DD4CEE651CA4857A3C5AE9284514BEC@D9SDFD61> From: "William Rumburg" X-Original-To: "Lancair Mailing List" References: Subject: VMS 1000 Fuel Pressure Transducer X-Original-Date: Thu, 18 Jun 2009 12:18:32 -0400 MIME-version: 1.0 Content-type: multipart/alternative; boundary="----=_NextPart_000_00CA_01C9F00E.E58E33C0" X-Priority: 3 X-MSMail-priority: Normal X-Mailer: Microsoft Outlook Express 6.00.2900.5512 X-MIMEOLE: Produced By Microsoft MimeOLE V6.00.2900.5579 This is a multi-part message in MIME format. ------=_NextPart_000_00CA_01C9F00E.E58E33C0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable I have a Vision Microsystem VMS 1000 engine-fuel management system which = has now been in service for ten years on my fuel-injected 320. I'm more = than satisfied with it's performance; however, in spite of a 'by the = book' installation of the fuel pressure transducer, I've had three fail = in the past ten years. JP Instruments (who purchased Vision Microsystems = several years ago) now wants an outrageous $400 for a replacement = transducer. They keep the manufacterer/model a secret in order to = support their price, but some research revealed it to be a Honeywell = 'MediaMate' model MM050PG1HA = http://sensing.honeywell.com/index.cfm/ci_id/142358/la_id/1/document/1/re= _id/0 It has a 0-50mVDC output over its 0-50 psi range. I contacted = Honeywell and learned that their suggested retail price is $268. I did a more research and found a lower cost and, I believe, superior = replacement. It's a Measurement Specialties MSP 340 model = M3421-000006-100PG http://www.meas-spec.com/product/t_product.aspx?id=3D5115 It has a = 0-100mVDC output over its 0-100 psi range. It's a direct replacement, = except that the green and white output wires have to be reversed. Bill Rumburg N403WR (Sonic bOOm) ------=_NextPart_000_00CA_01C9F00E.E58E33C0 Content-Type: text/html; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable

I have a Vision Microsystem VMS 1000 = engine-fuel=20 management system which has now been in service for ten years on my = fuel-injected 320. I'm more than satisfied with it's performance;=20 however, in spite of a 'by the book' installation of the fuel = pressure=20 transducer, I've had three fail in the past ten years. JP Instruments (who purchased Vision=20 Microsystems several years ago) now wants an outrageous $400 for a = replacement=20 transducer. They keep the manufacterer/model a secret in order to = support their=20 price, but some research revealed it to be a Honeywell 'MediaMate' model = MM050PG1HA http://sensing.honeywell.com/index.cfm/ci_id/142358/la_id/= 1/document/1/re_id/0 =20 It has a 0-50mVDC output over its = 0-50=20 psi range. I contacted Honeywell = and learned=20 that their suggested retail price is $268.

I did a more research and found a lower = cost and, I=20 believe, superior replacement. It's a Measurement=20 Specialties MSP 340 model M3421-000006-100PG

http:/= /www.meas-spec.com/product/t_product.aspx?id=3D5115 =20 It has a 0-100mVDC output over its 0-100 psi range. It's a direct = replacement,=20 except that the green and white output wires have to be = reversed.

Bill Rumburg

N403WR (Sonic bOOm)

------=_NextPart_000_00CA_01C9F00E.E58E33C0--