model cxldp differential pressuretransmitter bulletin ct-6 features ? rugged abs package capable of din rail or standard panel mounting ? led power status indicator to assist in trouble shooting or quickly locating the instrument on a duct ? detachable euro style terminal block reduces wiring errors and field wiring time ? 19 standard pressure ranges all capable of withstanding 15 psi with- out damage or calibration change ? digitally compensated, 0.4% f.s. and 0.8% f.s. accuracy models ? nist traceable the ashcroft ? cxldp transmitter uses the patented ashcroft si-glas ? variable capacitance sensor. this mems sensor provides extraordinary sensitivity and long term stability. new digital compensation is accomplished using a highly reliable application specific integrated circuit (asic). performance specifications ref. temperature: 70f 2f (21c 1c) accuracy class (span): 0.8% 0.4% includes non-linearity, hysteresis, non-repeatability, zero offset and span setting errors. stability C max. change (span/year): 0.25% 0.25% standard ranges (inches w.c.) unidirectional ranges: differential 0/0.1 0/1.0 0/5.0 0/0.25 0/2.0 0/10.0 0/0.5 0/2.5 0/15.0 0/0.75 0/3.0 0/25.0 bidirectional ranges: compound 0.1 1.0 10.0 0.25 2.0 15.0 0.5 5.0 response time: 250 msec environmental specifications temperature limits: storage C40 to 180f operating +0 to 160f compensated range +35 to 130f (10-95% r.h. non-condensing) temperature coefficients: zero & span 0.03% span/f emc: ce compliant to en61326: 1997+a1: 1998+a2: 2001 annex a (heavy industrial) functional specifications overpressure limits: proof pressure 15 psid burst pressure 25 psid max. static line pressure 25 psi mounting position effect: 1%/g (lowest range) note: calibration in vertical position is standard electrical specifications output signal: power: 4-20ma (2 wire) 12-36 vdc 0-10vdc* (3 wire) 14-36 vdc or 24vac (20%) *(user selectable 0-5vdc option) output signal is independent of power supply changes reverse wiring protected zero and span adjustment: externally accessible zero: 5% f.s. span: 5% f.s. physical specifications pressure connections: 1 M 4 ? brass barbed fittings 1 M 8 npt female brass electrical connection: euro style pluggable terminal block accepts 12-26 gauge wire enclosure: nema type 1 fire-retardant abs (meets ul 94-5va) led visual indicator standard weight: approx. 2.5 oz media: clean, dry and non-corrosive gas mounting: threaded fastener and 35mm din rail mount standard. option: 1 M 2 ? plenum/conduit mounting bracket and cover kit (order part #101a213-01) xrh: (9 point nist calibration certification) application low-pressure measurement for building energy management and comfort control 3 warranty year featuring a highly reliable variable capac- itance sensor using the patented ashcroft ? siglas ? sensor. this ultra-thin single crystal diaphragm provides inher- ent sensor repeatability and stability. sensor cross section the silicon diaphragm sensor has no glues or other organics to contribute to drift or mechanical degradation over time. ashcroft inc., 250 east main street, stratford, ct 06614 usa tel: 203-378-8281 ? fax: 203-385-0408 email: info@ashcroft.com ? www.ashcroft.com all specifications are subject to change without notice. all sales subject to standard terms and conditions. ? ashcroft inc. 2007 10/08 look for this agency mark on our products
model cxldp low pressure differential transmitter bulletin ct-6 loop supply voltage (vdc) v min = 12v+ [.022a*(r l )] *includes a 10% safety factor r l = r s + r w r l = loop resistance (ohms) r s = sense resistance (ohms) r w = wire resistance (ohms) load limitations 4-20ma output loop resistance ( ) operating region loop supply voltage (vdc) 0 10 12 20 30 36 40 1250 1045 1000 750 500 250 0 loop resistance (ohms) 1.45 ?16 "b2" 1/4 barb fittings power po wer hi hi lo lo spans pan zero zero 1.89 3.33 2.90 1.32 ?20 .36 "01" 1/8 female npt fittings power h i l o span zero 1.45 .56 1.89 3.33 2.90 1.32 .35 po wer hi lo s pan zero 4.85 assembled with 101a213-01 conduit kit ?88 2.06 .78 mb2 1/4 barbed fittings f01 1/8 female npt fittings 1ooah2ga8 sepd -*-1/-0(*- - u / v mgairh)4li8rep fep c x type -rp/ rpcw= connection -dpd/ c g f ps>tyw ds9y -ubc/ c g l egl uy:s9y accuracy/tc -l/ b8l)2 jb8be)aku -f/ b8f)2 jb8be)aku output signal -fd/ f4db:o -cb/ b4cbnwu0 s78 <> vsayn -gcyo/ b8cbio8r8 -gdgyo/ b8dgio8r8 -ggyo/ b8gbio8r8 -gigyo/ b8igio8r8 -cyo/ c8bbio8r8 -dyo/ d8bbio8r8 -dggyo/ d8gbio8r8 -eyo/ e8bbio8r8 -gyo/ g8bbio8r8 -cbyo/ cb8bbio8r8 -cgyo/ cg8bbio8r8 -dgyo/ dg8bbio8r8 r<:=suyst9y m g<7;@ rs97t>s@7<; iy=<>@ standard din rail mount optional 1/2? plenum/conduit kit fmatlixn lgt*( 18/ hrmn mrcg nnlvvn( nnlrnxilu( go /aa04 pnf oved 1/2)2bc)c1c0 s irrd 1/2)2c8)/4/c vfrced cgxiermatlixn*tif s ppp*rmatlixn*tif fee mkvtcxctrncigm rlv mosdvtn ni targyv pcnaion ginctv* fee mrevm mosdvtn ni mnrgurlu nvlfm rgu tigucncigm* t fmatlixn lgt* 1//b 0/-/c how to order
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