MODEL: MXAB

MXAB SPECIFICATIONS

ES-1747 Rev.10 Page 1/7

http://www.m-system.co.jp/

Plug-in Signal Conditioners MX-UNIT

ANALOG BACKUP STATION

(front configurable)

Functions & Features

• Manipulates control signals from a computer or DCS

• Manual control in case of computer/DCS failure

• Restarts at the last stored value before power failure

• Ramp rate adjustable

• Isolation between input and output

Typical Applications

•Computer and DCS backup applications

•Used as manual-auto controller

50

(1.97)

132

(5.20)

80

(3.15)

mm (inch)

MODEL: MXAB–[1][2]–[3][4]

ORDERING INFORMATION

• Code number: MXAB-[1][2]-[3][4]

Specify a code from below for each [1] through [4].

(e.g. MXAB-S1V1-M2/Q)

• Specify the specification for option code /Q

(e.g. /C01/S01/SET)

[1] INPUT

Voltage

S1: Range -1 – + 1 V DC (Input resistance 100 kΩ min.)

S2: Range -10 – +10 V DC (Input resistance 1 MΩ min.)

S3: Range -30 – +30 V DC (Input resistance 1 MΩ min.)

[2] OUTPUT

Current

Z1: Range 0 – 20 mA DC (Load resistance 600Ω max.)

Voltage

V1: Range -1 – +1 V DC (Load resistance 1000Ω min.)

V2: Range -10 – +10 V DC (Load resistance 10kΩ min.)

[3] POWER INPUT

AC Power

M2: 100 – 240 V AC (Operational voltage range 85 – 264 V,

47 – 66 Hz)

DC Power

R3: 12 – 24 V DC

(Operational voltage range 10.8 - 26.4 V, ripple 10 %p-p max.)

P: 110 V DC

(Operational voltage range 85 – 150 V, ripple 10 %p-p max.)

[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

EX-FACTORY SETTING

/SET: Preset according to the Ordering Information Sheet

(No. ESU-1747)

RELATED PRODUCTS

• Resistor module (model: REM)

• Soft-Terminal (model: ST/STL)

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 to power

Ramp rate adjustment (MAN mode only): Approx. 1 – 999

sec.

Programming: Via front keys

• Scaled range

• Moving average

• Response time

• Trace back mode

• Initial value, Hi, Lo

• etc.

Refer to the instruction manual for detailed information.

■ DISPLAY

LED: 8 mm (.31”) 7 segment, red

Number of display digits: 4 digits for DATA display; 2 digits

for ITEM display