MODEL: M3LT

M3LT SPECIFICATIONS

ES-2661 Rev.13 Page 1/4

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

Space-saving Signal Conditioners M3-UNIT Series

THERMOCOUPLE TRANSMITTER

(field- and PC-configurable)

Functions & Features

• Accepts a thermocouple input and provides an isolated,

linearized DC signal

• Easy ‘One-Step Cal’ calibration using the front three

control buttons without needing a PC; PC software is also

usable.

• Both input and output type and range are configurable

• Front control button function can be locked

• Cold junction compensation

• Linearization and burnout

18 (.71)

106

(4.17)

mm (inch)

110.5 (4.35)

MODEL: M3LT–R4/[1][2]

ORDERING INFORMATION

• Code number: M3LT-R4/[1][2]

Specify a code from below for each of [1] and [2].

(e.g. M3LT-R4/A/UL/Q)

• Specify the specification for option code /Q

(e.g. /C01)

• Orders will be shipped at default factory settings (K, 0 –

1000°C input/4 – 20 mA output)

INPUT – Field-selectable

Thermocouple

(PR), K (CA), E (CRC), J (IC), T (CC), B (RH), R, S, C (WRe 5-26),

N, U, L, P (Platinel II)

OUTPUT – Field-selectable

Current

0 – 20 mA DC

Voltage

-2.5 – +2.5 V DC

-10 – +10 V DC

POWER INPUT

DC Power

R4: 10 – 32 V DC

(Operational voltage range 9 - 36 V, ripple 10 %p-p max.)

[1] CONFIGURATION OPTIONS

A: PC and field configurable

B: Field configurable

[2] OPTIONS (multiple selections)

Standards & Approvals

blank: CE marking

/UL: UL approval, CE marking

Other Options

blank: none

/Q: Option other than the above (specify the specification)

SPECIFICATIONS OF OPTION: Q

COATING (For the detail, refer to M-System's web site.)

/C01: Silicone coating

/C02: Polyurethane coating

/C03: Rubber coating (UL not available)

RELATED PRODUCTS

• PC configurator software (model: M3CFG)

Downloadable at M-System’s web site.

A dedicated cable is required to connect the module to the

PC. Please refer to the internet software download site or

the users manual for the PC configurator for applicable

cable types.

GENERAL SPECIFICATIONS

Construction: Small-sized front terminal structure

Connection: Euro type connector terminal

Housing material: Flame-resistant resin (gray)

Isolation: Input to output to power

Overrange output: -15 to +115 %

Zero adjustment: -15 to +15 % (front)

Span adjustment: 85 to 115 % (front)

Burnout: Upscale (default), downscale or no burnout

selectable

Linearization: Standard

Cold junction compensation: CJC sensor attached to the

input terminals

Status indicator LED: Tri-color (green/amber/red) LED;

Blinking patterns indicate operation status of the

transmitter.

Configuration:

PC Configurator: (Model: M3LTCFG) via Windows PC