MODEL: M2DYH
Super-mini Signal Conditioners Mini-M Series
CURRENT LOOP SUPPLY
(applicable to HART signal)
Functions & Features
• Powers a 4 – 20 mA DC current loop
• Isolates and relays HART signals
• Shortcircuit protection
• Applicable to smart transmitters
Typical Applications
• 2-wire HART transmitters
Model
SPAN
ZERO
23 (.91)
76
(2.99)
124
(4.88)
mm (inch)
MODEL: M2DYH–24A–[1][2]
ORDERING INFORMATION
• Code number: M2DYH-24A-[1][2]
Specify a code from below for each [1] and [2].
(e.g. M2DYH-24A-M2/Q)
• Specify the specification for option code /Q
(e.g. /C01/S01)
SUPPLY OUTPUT
24: 24 V DC
INPUT
Current
4 – 20 mA DC (Input resistance 250 Ω)
OUTPUT
Current
A: 4 – 20 mA DC (Load resistance 600 Ω max.)
225 - 600 Ω for HART communication
[1] POWER INPUT
AC Power
M2: 100 – 240 V AC (Operational voltage range 85 – 264 V,
47 – 66 Hz)
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.)
P: 110 V DC
(Operational voltage range 85 – 150 V, ripple 10 %p-p max.)
[2] 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 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 +110 %
Zero adjustment: -5 to +5 % (front)
Span adjustment: 95 to 105 % (front)
SUPPLY OUTPUT
(across the terminals 1 – 5)
Output voltage: 24 – 28 V DC with no load
18 V DC min. at 20 mA
Current rating: ≤ 22 mA DC
• Shortcircuit Protection
Current limited: 30 mA max.
Protected time duration: No limit
INPUT SPECIFICATIONS
■ DC Current: Input resistor incorporated
HART COMMUNICATION
Frequency band: 500 Hz – 10 kHz (within -10 dB)
Transmission gain: Approx. -3 dB (within 1 k – 3 kHz)
measured with 250 Ω at output
Loop impedance: 250 Ω ±10 %
Communication directions: Bidirectional
Rugghölzli 2
CH - 5453 Busslingen
Tel. +41 (0)56 222 38 18
Fax +41 (0)56 222 10 12
www.sentronic.com
Produkte, Support und Service
SENTRONIC
AG
