M2LMS

M2LMS MSYSTEM | Alldatasheet

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Technical content

MODEL: M2LMS M2LMS SPECIFICATIONS ES-5048 Rev.11 Page 1/4 http://www.m-system.co.jp/ Super-mini Signal Conditioners Mini-M Series LIMITER Functions & Features

• Prevents DC output signals from going above or below preset values
• High and low limits independently adjustable from -10.0 % to +105 %
• Easy high/low limit setting with the front digital display Typical Applications
• Protecting the receiving instrument which could malfunction with an overscale input
• Securing the minimum fuel flow in a combustion control loop Model 23 (.91) (2.99) mm (inch) 124 (4.88) MODEL: M2LMS–[1][2]–[3][4]

ORDERING INFORMATION

• Code number: M2LMS-[1][2]-[3][4] Specify a code from below for each [1] through [4]. (e.g. M2LMS-6A-M2/CE/Q)
• Special input and output ranges (For codes Z & 0)
• Specify the specification for option code /Q (e.g. /C01/S01) [1] INPUT Current A: 4 – 20 mA DC (Input resistance 250 Ω) A1: 4 – 20 mA DC (Input resistance 50 Ω) B: 2 – 10 mA DC (Input resistance 500 Ω) C: 1 – 5 mA DC (Input resistance 1000 Ω) D: 0 – 20 mA DC (Input resistance 50 Ω) E: 0 – 16 mA DC (Input resistance 62.5 Ω) F: 0 – 10 mA DC (Input resistance 100 Ω) G: 0 – 1 mA DC (Input resistance 1000 Ω) H: 10 – 50 mA DC (Input resistance 100 Ω) J: 0 – 10 μA DC (Input resistance 1000 Ω) K: 0 – 100 μA DC (Input resistance 1000 Ω) GW: -1 – +1 mA DC (Input resistance 1000 Ω) FW: -10 – +10 mA DC (Input resistance 100 Ω) Z: Specify current (See INPUT SPECIFICATIONS) Voltage 1: 0 – 10 mV DC (Input resistance 10 kΩ min.) 15: 0 – 50 mV DC (Input resistance 10 kΩ min.) 16: 0 – 60 mV DC (Input resistance 10 kΩ min.) 2: 0 – 100 mV DC (Input resistance 100 kΩ min.) 3: 0 – 1 V DC (Input resistance 1 MΩ min.) 4: 0 – 10 V DC (Input resistance 1 MΩ min.) 5: 0 – 5 V DC (Input resistance 1 MΩ min.) 6: 1 – 5 V DC (Input resistance 1 MΩ min.) 4W: -10 – +10 V DC (Input resistance 1 MΩ min.) 5W: -5 – +5 V DC (Input resistance 1 MΩ min.) 0: Specify voltage (See INPUT SPECIFICATIONS) [2] OUTPUT Current A: 4 – 20 mA DC (Load resistance 750 Ω max.) B: 2 – 10 mA DC (Load resistance 1500 Ω max.) C: 1 – 5 mA DC (Load resistance 3000 Ω max.) D: 0 – 20 mA DC (Load resistance 750 Ω max.) E: 0 – 16 mA DC (Load resistance 900 Ω max.) F: 0 – 10 mA DC (Load resistance 1500 Ω max.) G: 0 – 1 mA DC (Load resistance 15 kΩ max.) Z: Specify current (See OUTPUT SPECIFICATIONS) Voltage 1: 0 – 10 mV DC (Load resistance 10 kΩ min.) 2: 0 – 100 mV DC (Load resistance 100 kΩ min.) 3: 0 – 1 V DC (Load resistance 1000 Ω min.) 4: 0 – 10 V DC (Load resistance 10 kΩ min.) 5: 0 – 5 V DC (Load resistance 5000 Ω min.) 6: 1 – 5 V DC (Load resistance 5000 Ω min.) 4W: -10 – +10 V DC (Load resistance 10 kΩ min.) 5W: -5 – +5 V DC (Load resistance 5000 Ω min.) 0: Specify voltage (See OUTPUT SPECIFICATIONS) [3] POWER INPUT AC Power M2: 100 – 240 V AC (Operational voltage range 85 – 264 V, 47 – 66 Hz) (90 – 264 V for UL) DC Power R: 24 V DC (Operational voltage range 24 V ±10 %, ripple 10 %p-p max.) R2: 11 – 27 V DC (Operational voltage range 11 – 27 V, ripple 10 %p-p max.) (Select ‘/N’ for ‘Standards & Approvals’ code.) P: 110 V DC (Operational voltage range 85 – 150 V, ripple 10 %p-p max.) (110 V ±10 % for UL)

MODEL: M2LMS M2LMS SPECIFICATIONS ES-5048 Rev.11 Page 2/4 http://www.m-system.co.jp/ [4] OPTIONS (multiple selections) Standards & Approvals (must be specified) /N: Without CE or UL /CE: CE marking /UL: UL approval, CE marking Other Options blank: none /Q: Option other than the above (specify the specification) SPECIFICATIONS OF OPTION: Q (multiple selections) COATING (For the detail, refer to M-System's web site.) /C01: Silicone coating /C02: Polyurethane coating /C03: Rubber coating (UL not available) TERMINAL SCREW MATERIAL /S01: Stainless steel (UL not available) GENERAL SPECIFICATIONS Construction: Plug-in Connection: M3 screw terminals (torque 0.8 N·m) Screw terminal: Chromated steel (standard) or stainless steel Housing material: Flame-resistant resin (black) Isolation: Input to output to power Overrange output: Approx. -10 to +105 % at 1 – 5 V Zero adjustment: -5 to +5 % (front) Span adjustment: 95 to 105 % (front) Limit adjustments: High and low independently adjustable from -10.0 – +105 %; 0.1 % increments (1 % increments over 100 %) High/low selector: Double-throw SW (front) UP/DOWN control: Double-throw, momentary SW (front) ■ INDICATORS High/low digital display: Red LED; 6.4 mm (.25”) 7 segment, 3 digits Polarity indicator: Dual color (red/green) LED; Red with a positive set value; Green with a negative set value. Power saving mode: Indicators turn off if the switches are untouched for 1 minute. INPUT SPECIFICATIONS ■ DC Current: Shunt resistor attached to the input terminals (0.5 W) Specify input resistance value for code Z. ■ DC Voltage: -30 – +30 V DC Minimum span: 3 mV Offset: Max. 1.5 times span Input resistance Span 3 – 10 mV : ≥ 10 kΩ Span 10 – 100 mV : ≥ 10 kΩ Span 0.1 – 1 V : ≥ 100 kΩ Span ≥ 1 V : ≥ 1 MΩ OUTPUT SPECIFICATIONS ■ DC Current: 0 – 20 mA DC Minimum span: 1 mA Offset: Max. 1.5 times span Load resistance: Output drive 15 V max. ■ DC Voltage: -10 – +12 V DC Minimum span: 5 mV Offset: Max. 1.5 times span Load resistance: Output drive 1 mA max.; at ≥ 0.5 V INSTALLATION Power Consumption

• AC: Approx. 3 VA at 100 V Approx. 4 VA at 200 V Approx. 5 VA at 264 V
• DC: Approx. 3 W Operating temperature: -5 to +55°C (23 to 131°F) Operating humidity: 30 to 90 %RH (non-condensing) Mounting: Surface or DIN rail Weight: 150 g (0.33 lb) PERFORMANCE in percentage of span Accuracy: ±0.2 % Setting accuracy: ±0.2 % Temp. coefficient: ±0.015 %/°C (±0.008 %/°F) Response time: ≤ 0.5 sec. (0 – 90 %) Line voltage effect: ±0.1 % over voltage range Insulation resistance: ≥ 100 MΩ with 500 V DC Dielectric strength: 2000 V AC @1 minute (input to output to power to ground)

MODEL: M2LMS M2LMS SPECIFICATIONS ES-5048 Rev.11 Page 3/4 http://www.m-system.co.jp/ STANDARDS & APPROVALS EU conformity: EMC Directive EMI EN 61000-6-4 EMS EN 61000-6-2 Low Voltage Directive EN 61010-1 Installation Category II Pollution Degree 2 Input or output to power: Reinforced insulation (300 V) Input to output: Basic insulation (300 V) RoHS Directive EN 50581 Approval: UL/C-UL nonincendive Class I, Division 2, Groups A, B, C, and D (ANSI/ISA-12.12.01, CAN/CSA-C22.2 No.213) UL/C-UL general safety requirements (UL 61010-1, CAN/CSA-C22.2 No.61010-1) FRONT VIEW (C) High/Low Limit Selector The front cover cannot be turned open by 180 deg. when there is no extra space between units. (A) Polarity Indicator LED (B) High/Low Limit Display (E) Zero Adj. (F) Span Adj. (D) UP/DOWN Control Top: High Limit Bottom: Low Limit

• How to Set High Limit Turn the High/Low Limit Selector (C) to the top. The High/Low Limit Display (B) shows the current high limit (-10.0 – +105 %). Press UP/DOWN Control (D) until the display shows a desired set value. The Polarity Indicator LED (A) is red when the set value is in positive range, green when in negative range. The high limit is factory set to 100 %.
• How to Set Low Limit Turn the High/Low Limit Selector (C) to the bottom. The High/Low Limit Display (B) shows the current low limit (-10.0 – +105 %). Press UP/DOWN Control (D) until the display shows a desired set value. The Polarity Indicator LED (A) is red when the set value is in positive range, green when in negative range. The low limit is factory set to 0 %.

MODEL: M2LMS M2LMS SPECIFICATIONS ES-5048 Rev.11 Page 4/4 http://www.m-system.co.jp/ EXTERNAL DIMENSIONS unit: mm (inch) 21.5 (.85) 70.5 (2.78) 6 (.23) 59 (2.32) DIN RAIL 35mm wide [4 (.16)] 8–M3 SCREW 72 (2.83) 23 (.91) 2–4.2x5 (.17x.20) MTG HOLE 6 (.24) deep 116.7 (4.59)

• When mounting, no extra space is needed between units. 14 13 4 (.16) TERMINAL ASSIGNMENTS unit: mm (inch) 912 INPUT RESISTOR (model: REM2) 19 (.75) Input shunt resistor attached for current input. SCHEMATIC CIRCUITRY & CONNECTION DIAGRAM Isolation Base Socket SZ

1 Low Drift

U(+) V(–) POWER *Input shunt resistor attached for current input. INPUT R Digital Computation UP/DOWN SW HI/LO LIMIT SELECTOR Hi/Lo Limit Display Specifications are subject to change without notice.