MODEL: MDC
H: 220 V AC
J: 240 V AC
Plug-in Signal Conditioners M-UNIT
EXCITATION SUPPLY
Functions & Features
[3] OPTIONS
blank: none
• Highly regulated DC power supply
• Output voltage fully adjustable over its entire span
• MDC-3 features separate regulated and unregulated
outputs
/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
• Powering up to three standard 4 – 20 mA loops
simultaneously
• Shortcircuit protection
/C02: Polyurethane coating
• Highdensity mounting
/C03: Rubber coating
TERMINAL SCREW MATERIAL
/S01: Stainless steel
Typical Applications
• Strain gauge bridge excitation
• Voltage reference and general-purpose power supply
needs
EX-FACTORY SETTING
/SET: Preset according to the Ordering Information Sheet
(No. ESU-9222)
• Various 2-wire transmitters
GENERAL SPECIFICATIONS
Construction: Plug-in
50
(1.97)
Connection: M3.5 screw terminals
Screw terminal: Chromated steel (standard) or stainless
steel
80
(3.15)
Housing material: Flame-resistant resin (black)
Isolation: Output to power
127
(5)
mm (inch)
SUPPLY OUTPUT
• Output voltage:
MDC-1: 3 – 15 V DC (adjustable on front)
(If not specified the default value is used 12V DC)
MDC-2: 5 – 30 V DC (adjustable on front)
(If not specified the default value is used 24V DC)
MDC-3: 24 V DC regulated and 40 V DC unregulated
Load current:
MODEL: MDC–[1]–[2][3]
ORDERING INFORMATION
• Code number: MDC–[1]–[2][3]
Specify a code from below for each of [1] through [3].
(e.g. MDC-1-B/Q)
MDC-1, -2: ≤ 50 mA
• Specify the specification for option code /Q
(e.g. /C01/S01/SET)
MDC-3: ≤ 65 mA (for the total of both outputs)
• Shortcircuit Protection
MDC-1, -2
Current limited: 65 mA max.
Protected time duration: No limit
MDC-3
[1] SUPPLY OUTPUT
1: 3 – 15 V DC adjustable
2: 5 – 30 V DC adjustable
Current limited: 85 mA max. at 24 V
Protected time duration: No limit
3: 24 V DC regulated and 40 V DC unregulated
[2] POWER INPUT
AC Power
INSTALLATION
Power input
B: 100 V AC
•AC: Rating ±10 %, 50/60 ±2 Hz
Approx. 2 VA for MDC-1
C: 110 V AC
D: 115 V AC
Approx. 3.5 VA for MDC-2, -3
Operating temperature: -5 to +60°C (23 to 140°F)
F: 120 V AC
G: 200 V AC
MDC SPECIFICATIONS
ES-9222 Rev.5 Page 1/3
http://www.m-system.co.jp/