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MODEL: MS
Plug-in Signal Conditioners M-UNIT
0: Specify voltage (See OUTPUT SPECIFICATIONS)
PARAMETER GENERATOR
[2] POWER INPUT
Functions & Features
• Providing a constant DC signal
• Setpoint monitoring with LCD meter
• Isolation up to 2000 V AC
• High-density mounting
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
Typical Applications
• Various parameter settings for computers and
DCS’s
50
(1.97)
80
(3.15)
127
(5)
mm (inch)
MODEL: MS–[1]–[2][3]
ORDERING INFORMATION
• Code number: MS-[1]-[2][3]
Specify a code from below for each [1] through [3].
(e.g. MS-A-B/E)
• Special output range (For codes Z & 0)
[1] 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 100 Ω min.)
4: 0 – 10 V DC (Load resistance 1000 Ω min.)
5: 0 – 5 V DC (Load resistance 500 Ω min.)
6: 1 – 5 V DC (Load resistance 500 Ω min.)
4W: -10 – +10 V DC (Load resistance 2000 Ω min.)
5W: -5 – +5 V DC (Load resistance 1000 Ω min.)
http://www.m-system.co.jp/
[3] OPTIONS
Signal Indicator
blank: Without
/E: With front-mounted LCD meter
GENERAL SPECIFICATIONS
Construction: Plug-in
Connection: M3.5 screw terminals
Housing material: Flame-resistant resin (black)
Isolation: Output to power
Output adjustment: Multi-turn screwdriver (front)
Monitor jacks: Output 0 – 10 V for 0 – 100 % setpoint
(deleted with option /E)
Monitor jack diameter: 2 mm (.08")
LCD meter: 0.1 % increments
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 10 mA max.; 5 mA for
negative voltage output; at ≥ 0.5 V
INSTALLATION
Power input
•AC: Operational voltage range: rating ±10 %,
50/60 ±2 Hz, approx. 2 VA
•DC: Operational voltage range: rating ±10 %, or 85 – 150 V
for 110 V rating (ripple 10 % p-p max.)
MS SPECIFICATIONS
ES-1651 Rev.7 Page 1/3
MODEL: MS
approx. 2.5 W (100 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: 350 g (0.77 lbs)
PERFORMANCE in percentage of span
Setting accuracy (monitor jacks): ±0.1 %
Setting accuracy (digital display): ±0.1 % ±1 digit
Temp. coefficient: ±0.015 %/°C (±0.008 %/°F)
Line voltage effect: ±0.1 % over voltage range
Insulation resistance: ≥ 100 MΩ with 500 V DC
Dielectric strength: 2000 V AC @ 1 minute (output to power
to ground)
EXTERNAL VIEW
■ STANDARD TYPE: MONITOR JACKS
+
■ OPTION/E: LCD METER
Monitor
LCD Meter
Setpoint Adj.
Setpoint Adj.
Front Cover (open)
Front Cover (open)
–
EXTERNAL DIMENSIONS & TERMINAL ASSIGNMENTS unit: mm (inch)
CLAMP
(top & bottom)
20
(.79)
7.8 (.31)
107 (4.21)
127 (5)
5
4
3
7
8
1
2
2–4.5 (.18) dia.
MTG HOLE
15 (.59) deep
8–M3.5
SCREW
50 (1.97)
6
80 (3.15)
80 (3.15)
35.4 (1.39)
DIN RAIL
35mm wide
40 (1.57)
[3.3 (.13)]
50 (1.97)
• When mounting, no extra space is needed between units.
http://www.m-system.co.jp/
MS SPECIFICATIONS
ES-1651 Rev.7 Page 2/3
MODEL: MS
SCHEMATIC CIRCUITRY & CONNECTION DIAGRAM
*
Sensing Voltage
Generator
Low Drift
Amplifier
3
Output
Driver
1 +
OUTPUT
2 –
4
Setpoint
Monitor
5
6
+
7 U(+)
POWER
–
8 V(–)
Base Socket
*Option/E.
Setpoint monitor circuit and monitor jacks are deleted when Option/E is selected.
Specifications are subject to change without notice.
http://www.m-system.co.jp/
MS SPECIFICATIONS
ES-1651 Rev.7 Page 3/3

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