Reporting Options for all your Environmental Needs

Rugged NEMA 4X Case

FM and CSA Approved Versions

Analog and Digital Displays

Wall Mount or Horizontal/Vertical 2” Pipe Mount

ATEX Approved – MLD1 Only

Voltage drop: Less than 1.0 V – MLD1 Only

LOOP INDICATORSAffordable Analog and Digital Indication

Input Resistance: < 6.5 ohm (MLA 4-20mA),< 13.5 ohm (MLA 10-50mA),~4K ohm (MLA 1-5V)Scale: Black. Analog single graduations 0-100% standard. Digital 0-100.0% w/decimalstandard.Accuracy: ± 1.5% of full scaleOperating Temperature Range: -20 to60°C (MLA) Insulation Resistance: Between inputterminals and case 100 Mohm at 500 V DCDielectric Strength: Between inputterminals and case: 1000 VAC for 1 minute.Mounting: Nominal 2” (50mm) pipe mountor surface.Electrical Classification: FM, CSA,EXPLOSIONPROOF CL1, DIV1, GPSA,B,C,D, DUST-IGNITIONPROOF CLII / III,GPS E,F,GCase and Cover: Die cast aluminum, bakedpolyurethane paint. Dark green; NEMA 4XElectrical Connection: _ NPTWeight: 3.0 lbs (MLA)

Input Resistance: < 6.5 ohm (MLA 4-20mA),< 13.5 ohm (MLA 10-50mA),~4K ohm (MLA 1-5V)Voltage Drop: 1.8V typ., 2V max. (MLD)Scale: Black. Digital 0-100.0% w/decimalstandard.Accuracy: ± 0.05% of full scale (1999) +1 digit (MLD)Operating Temperature Range: 0 to60°C (MLD)Temperature drift: ±0.3digit/°C (MLD)Insulation Resistance: Between inputterminals and case 100 Mohm at 500 V DCDielectric Strength: Between inputterminals and case: 1000 VAC for 1 minute.Mounting: Nominal 2” (50mm) pipe mountor surface.Electrical Classification: FM, CSA,EXPLOSIONPROOF CL1, DIV1, GPSA,B,C,D, DUST-IGNITIONPROOF CLII / III,GPS E,F,GCase and Cover: Die cast aluminum, bakedpolyurethane paint. Dark green; NEMA 4XElectrical Connection: _ NPTWeight: 2.7 lbs (MLD)

Input: 4-20mA 2-wireVoltage Drop: Less than 1 Volt at 20mAAccuracy: ± 1 digitDisplay: 3 ½ digit LCD. Height 12.5mmDecimal Point: Selectable by DIP switchAmbient Temperature: -10 to 70° COver Range: ± 200mA without damageRangeability: Zero can be set between -1300 and +1999Span is Fully adjustable ±1999Method: DIP switches and multi-turn poteniometersVibration: 3G @ 9-80Hz, 1G @ 80-150HzShock: 50GMounting: Nominal 2” (50mm) pipe mount or surface. (horizontal or vertical)Explosion Protection: ATEX Intrinsically Safe (II 1 Ga EX is IIC T5, Tamb – 10° C to 70° C; Supply circuit: Ui = 28V; li = 93mA, Pi = 0.65W, Ci = 25nF, Li = 3.3mHCertificate: ITS09ATEX26770XEnclosure Degrees of Protection: IP67Case and Cover: Aluminum alloy castingPaint: Polyurethane resin baked finish. Deep sea moss green (equivalent of Munsell 0.6GY3. 1/2.0) Electrical Connection: ½ NPT femaleWeight: 2.7 lbs.

GeneralSpecifications

Yokogawa Corporation of ameriCa Yokogawa europe B.V. Yokogawa engineering asia pte. LtD.

Subject to change without notice.Copyright ©2009

FL 61A01A-01E-A R1

Model MLA & MLDLoop Powered Process Indicators

Dimensions

Model MLA (Analog) Model MLD (Digital) Model MLD1 (Digital)

L O O P I N D I C A T O R S