ALDY MSYSTEM | Alldatasheet

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Technical content

MODEL: ALDY ALDY SPECIFICATIONS ES-2726 Rev.2 Page 1/4 http://www.m-system.co.jp/ Limit Alarms (rotary switch adj.) AL-UNIT TWO-WIRE TRANSMITTER ALARM Functions & Features

  • Powering a 4 – 20 mA DC current loop
  • Providing SPDT relay outputs at preset current levels
  • Shortcircuit protection
  • Applicable to smart transmitters
  • Dual (Hi/Lo) trip
  • Energized or de-energized coil at a tripped condition selectable
  • Rotary switch setpoint adjustments
  • Enclosed relays
  • Relays can be powered 110 V DC
  • High-density mounting Typical Applications
  • Annunciator
  • Various alarm applications (1.97) 132 (5.20) (3.15) mm (inch) 123456 7 890 123456 7 890 123456 7 890 123456 7 890 MODEL: ALDY–[1][2]–[3][4]

ORDERING INFORMATION

  • Code number: ALDY-[1][2]-[3][4] Specify a code from below for each of [1] through [4]. (e.g. ALDY-11-B/Q)
  • Specify the specification for option code /Q (e.g. /C01/S01) INPUT Current 4 – 20 mA DC (Input resistance 250 Ω) [1] SETPOINT 1 OUTPUT 1: Hi (coil energized at alarm) 2: Hi (coil de-energized at alarm) 3: Lo (coil energized at alarm) 4: Lo (coil de-energized at alarm) [2] SETPOINT 2 OUTPUT 1: Hi (coil energized at alarm) 2: Hi (coil de-energized at alarm) 3: Lo (coil energized at alarm) 4: Lo (coil de-energized at alarm) [3] POWER INPUT AC Power B: 100 V AC C: 110 V AC D: 115 V AC F: 120 V AC G: 200 V AC H: 220 V AC J: 240 V AC DC Power S: 12 V DC R: 24 V DC V: 48 V DC P: 110 V DC [4] OPTIONS blank: none /Q: With options (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 TERMINAL SCREW MATERIAL /S01: Stainless steel GENERAL SPECIFICATIONS Construction: Plug-in Connection: M3.5 screw terminals Screw terminal: Chromated steel (standard) or stainless steel Housing material: Flame-resistant resin (black) Isolation: Input to output 1 to output 2 to power Setpoint adjustments: 10-position rotary switches (front); 0 – 99 % independently; 1 % increments Hysteresis (deadband): 0.7 – 2.5 % Front LEDs: Red LED turns on when the coil is energized. Power ON timer: Relays de-energized for approx. 2 seconds after power is turned on. SUPPLY OUTPUT Output voltage: 24 – 28 V DC with no load Current rating: ≤ 22 mA DC

MODEL: ALDY ALDY SPECIFICATIONS ES-2726 Rev.2 Page 2/4 http://www.m-system.co.jp/

  • Shortcircuit Protection Current limited: 35 mA max. Protected time duration: No limit INPUT SPECIFICATIONS ■ DC Current: Input resistor incorporated OUTPUT SPECIFICATIONS ■ Relay Contact: 100 V AC @ 1 A (cos ø = 1)

120 V AC @ 1 A (cos ø = 1)

240 V AC @ 0.5 A (cos ø = 1)

30 V DC @ 1 A (resistive load)

Maximum switching voltage: 380 V AC or 125 V DC Maximum switching power: 120 VA or 30 W Minimum load: 5 V DC @ 10 mA Mechanical life: 5 x 107 cycles For maximum relay life with inductive loads, external protection is recommended. Output Code: 1 & 4: Terminals 1 – 2, 9 – 10 turn ON Alarm Trip Operation Terminal No. in parentheses Trip Operation in Power Failure

  • Output Code: 2 & 3 : Terminals 1 – 3, 9 – 11 turn ON 0 50 100 ▲ Input (%) Output 2 Setpoint Output 1 Setpoint Output 1 (9-10)ON Output 2 (1-2)ON (1-3)ON (9-11)ON INSTALLATION Power input
  • AC: Operational voltage range: rating ±10 %, 50/60 ± 2 Hz, approx. 2.5 VA
  • DC: Operational voltage range: rating ±10 %, or 85 – 150 V for 110 V rating (ripple 10 % p-p max.) approx. 2 W (80 mA at 24 V) Operating temperature: -5 to +60°C (23 to 140°F) Operating humidity: 30 to 90 %RH (non-condensing) Mounting: Surface or DIN rail Weight: 380 g (0.84 lb) PERFORMANCE in percentage of span Setpoint accuracy: ±0.5 % Trip point repeatability: ±0.05 % Temp. coefficient: ±0.015 %/°C (±0.008 %/°F) Response time: Approx. 0.7 sec. (0 – 100 % at 90 % setpoint) 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 1 to output 2 to power to ground)

MODEL: ALDY ALDY SPECIFICATIONS ES-2726 Rev.2 Page 3/4 http://www.m-system.co.jp/ EXTERNAL VIEW No.1 Setpoint Rotary SW (x10%) No.1 Setpoint Rotary SW (x1%) No.2 Setpoint Rotary SW (x10%) No.2 Setpoint Rotary SW (x1%) No.1 LED No.2 LED EXTERNAL DIMENSIONS & TERMINAL ASSIGNMENTS unit: mm (inch) 80 (3.15) 132 (5.20) (.79)

  • When mounting, no extra space is needed between units. 5678 2111 10 [3.3 (.13)] 80 (3.15) 40 (1 .57) 50 (1 .97) 7 .8 (.31) CLAMP (top & bottom) DIN RAIL 35mm wide2–4.5 (.18) dia. MTG HOLE 25 (.98) deep 11 –M3.5 SCREW SCHEMATIC CIRCUITRY & CONNECTION DIAGRAM ■ Relay Protection
  • AC Powered • DC Powered Inductive Load (Coil) Varistor or Spark Quenching Circuit U LOAD Inductive Load (Coil) LOAD Diode, Varistor or CR Circuit Ry Ry Base Socket U(+) V(–) POWER Comparator D / A Converter Comparator ROTARY SWITCH D / A Converter ROTARY SWITCH H L C SETPOINT 1 OUTPUT H L C SETPOINT 2 OUTPUT Low Drift Amplifier *Relay status for output codes “1” & “4”, at power OFF. 24V DC Supply 250Ω 2-WIRE TRANSMITTER V – (1 – 5V DC) MONITOR

MODEL: ALDY ALDY SPECIFICATIONS ES-2726 Rev.2 Page 4/4 http://www.m-system.co.jp/ Specifications are subject to change without notice.