Model ZERO SPAN MODEL: M2DYHR 47 – 66 Hz) Super-mini Signal Conditioners Mini-M Series DC Power R: 24 V DC CURRENT REPEATER (Operational voltage range 24 V ±10 %, ripple 10 %p-p max.) (applicable to HART signal) R2: 11 – 27 V DC Functions & Features (Operational voltage range 11 – 27 V, ripple 10 %p-p max.) • Isolation between 2-wire transmitters and current loop (Select ‘/N’ for ‘Standards & Approvals’ code.) supplies P: 110 V DC • Isolates and relays HART signals (Operational voltage range 85 – 150 V, ripple 10 %p-p max.) • Shortcircuit protection • Opencircuit detection [2] OPTIONS (multiple selections) • Applicable to smart transmitters Opencircuit detection • CE marking blank: none /B: Opencircuit detector Typical Applications Standards & Approvlas (must be specified) • 2-wire HART transmitters /N: Without CE /CE: CE marking 23 (.91) blank: none /Q: With options (specify the specification) 76 (2.99) SPECIFICATIONS OF OPTION: Q (multiple selections) COATING (For the detail, refer to M-System's web site.) /C01: Silicone coating 124 (4.88) /C02: Polyurethane coating mm (inch) /C03: Rubber coating TERMINAL SCREW MATERIAL /S01: Stainless steel MODEL: M2DYHR–24–[1][2] GENERAL SPECIFICATIONS ORDERING INFORMATION Construction: Plug-in • Code number: M2DYHR-24-[1][2] Connection: M3 screw terminals (torque 0.8 N·m) Specify a code from below for [1] and [2]. Housing material: Flame-resistant resin (black) (e.g. M2DYHR-24-M2/B/CE/Q) Isolation: Input to output to power • Specify the specification for option code /Q Overrange output: Approx. -10 to +110 % (e.g. /C01/S01) Zero adjustment: -5 to +5 % (front) Span adjustment: 95 to 105 % (front) SUPPLY OUTPUT Opencircuit detection: Input current 0 mA when the output 24: 24 V DC loop is open. Photo MOS Relay ON Resistance; 3 Ω max. INPUT Current SUPPLY OUTPUT 4 – 20 mA DC (Input resistance approx. 250 Ω) (across the terminals 1 – 5) Output voltage: 24 – 28 V DC with no load 18 V DC min. at 20 mA OUTPUT Current rating: ≤ 22 mA DC Current • Shortcircuit Protection 4 – 20 mA DC (Supply voltage: 12 – 32 V DC) Current limited: 30 mA max. Protected time duration: No limit [1] POWER INPUT AC Power M2: 100 – 240 V AC (Operational voltage range 85 – 264 V, http://www.m-system.co.jp/ M2DYHR SPECIFICATIONS ES-5116 Rev.1 Page 1/3 MODEL: M2DYHR INPUT SPECIFICATIONS STANDARDS & APPROVALS ■ DC Current: Input resistor incorporated CE conformity: EMC Directive (2004/108/EC) EMI EN 61000-6-4: 2007 OUTPUT SPECIFICATIONS EMS EN 61000-6-2: 2005 ■ Load resistance vs. supply voltage: Low Voltage Directive (2006/95/EC) Load Resistance (Ω) = (Supply Voltage (V) – 12 (V)) ÷ 0.02 EN 61010-1: 2001 (A) Installation Category II (including leadwire resistance) Pollution Degree 2 250 Ω ±10 % for HART communication Input or output to power: Reinforced insulation (300 V) 1000 Input to output: Basic insulation (300 V) 800 600 400 200 0 10 12 15 20 25 30 32 SUPPLY VOLTAGE [V] (600Ω maximum at 24V DC) HART COMMUNICATION Transmission gain: Approx. -3 dB (within 1 k – 3 kHz) measured with 250 Ω at output Communication directions: Bidirectional INSTALLATION Power Consumption •AC Power input: Approx. 4 VA at 100 V Approx. 6 VA at 200 V Approx. 7 VA at 264 V •DC power input: 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 lbs) PERFORMANCE in percentage of span Accuracy: ±0.1 % Temp. coefficient: ±0.015 %/°C (±0.008 %/°F) Response time: ≤ 0.5 sec. (0 – 90 %) Line voltage effect Supply output: ±3 % over voltage range Output signal: ±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) http://www.m-system.co.jp/ M2DYHR SPECIFICATIONS ES-5116 Rev.1 Page 2/3 LOAD RESISTANCE [Ω] MODEL: M2DYHR DIMENSIONS unit: mm (inch) 6 (.23) DIN RAIL 4 1 35mm wide 8 5 2–4.2x5 (.17x.20) MTG HOLE 6 (.24) deep 12 9 8–M3 SCREW 14 13 21.5 (.85) 10 (.39) 84 (3.31) 15 (.59) 114 (4.49) [4 (.16)] 23 (.91) • When mounting, no extra space is needed between units. SCHEMATIC CIRCUITRY & CONNECTION DIAGRAM HART Isolation Z S DC Isolation 2 * 24V DC Output Opencircuit + 1 1 9 + * Driver Detector INPUT 250Ω RL HHC OUTPUT – 4 12 – 2-WIRE XMTR 4 – 20mADC PWR SUPPLY 24V DC + 5 Supply 8 13 U (+) HART Isolation POWER 14 V (–) Base Socket *1. Hand-held communicator *2. Only for opencircuit detector (code /B) n When Used as DC Supply n When Used as Isolator – 1 + + 1 * + + 1 1 HHC INPUT 250Ω 250Ω * 2-WIRE HHC – 4 – 4 XMTR + + 5 + 5 Specifications are subject to change without notice. http://www.m-system.co.jp/ M2DYHR SPECIFICATIONS ES-5116 Rev.1 Page 3/3 70.5 (2.78) 59 (2.32) 4 (.16) 72 (2.83)