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DRS-1-R/E

更新时间：2024-10-29 23:15:47

品牌：MSYSTEM

描述：Plug-in Signal Conditioners M-UNIT

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DRS-1-R/E 概述

Plug-in Signal Conditioners M-UNIT

DRS-1-R/E 数据手册

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MODEL: DRS

E: 0 – 16 mA DC (Load resistance 900 Ω max.)

Plug-in Signal Conditioners M-UNIT

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

DIFFERENTIAL RTD TRANSMITTER

(isolated)

Functions & Features

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.)

0: Specify voltage (See OUTPUT SPECIFICATIONS)

• Providing a DC output in proportion to the temperature

difference between two RTDs

• Isolation up to 2000 V AC

• Fast response type available

• LCD meter (engineering unit display selectable)

• Simple loop test output (0 % and 100 %)

• High-density mounting

[2] POWER INPUT

AC Power

Typical Applications

• Measuring temperature difference between the inlet and

B: 100 V AC

outlet of a heat exchanger

• Coolant

C: 110 V AC

D: 115 V AC

• Power plant

F: 120 V AC

G: 200 V AC

(1.97)

H: 220 V AC

J: 240 V AC

DC Power

(3.15)

S: 12 V DC

R: 24 V DC

V: 48 V DC

127

(5)

P: 110 V DC (Not selectable with Option /E2.)

mm (inch)

[3] OPTIONS (multiple selections)

LCD Meter (for indicating temperature difference)

blank: Without

MODEL: DRS–[1]–[2][3]

/E: With (0.0 - 100.0 % display)

/E2: With (in engineering unit with backlight and the

simple loop test output)

ORDERING INFORMATION

• Code number: DRS-[1]-[2][3]

Specify a code from below for each [1] through [3].

(e.g. DRS-A-B/E/K/Q)

Response Time (0 – 90 %)

blank: Standard (≤ 0.5 sec.)

• Special output range (For codes Z & 0)

• Specify the specification for option code /Q

(e.g. /C01/S01)

/K: Fast response (Approx. 25 msec.)

(Not selectable with Option /E2)

Other Options

blank: none

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

INPUT (2-wire RTDs, dual input)

JPt100 (JIS'89) or Pt100 (JIS'97, IEC)

Pt100 (JIS ’89) is deviated from Pt100

(JIS ’97) only within the described accuracy.

SPECIFICATIONS OF OPTION: Q (multiple selections)

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

/C01: Silicone coating

/C02: Polyurethane coating

[1] OUTPUT

Current

/C03: Rubber coating

TERMINAL SCREW MATERIAL

/S01: Stainless steel

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.)

DRS SPECIFICATIONS

ES-3205 Rev.3 Page 1/4

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

MODEL: DRS

•DC: Operational voltage range: rating ±10 %, or 85 – 150 V

for 110 V rating (ripple 10 % p-p max.) approx. 2 W (80 mA

at 24 V; approx. 3 W with Option /E2)

GENERAL SPECIFICATIONS

Construction: Plug-in

Connection: M3.5 screw terminals

Operating temperature: -5 to +60°C (23 to 140°F)

Operating humidity: 30 to 90 %RH (non-condensing)

Mounting: Surface or DIN rail

Screw terminal: Chromated steel (standard) or stainless

steel

Housing material: Flame-resistant resin (black)

Isolation: Input to output to power

Weight: 350 g (0.77 lb)

Overrange output: Approx. -10 to +120 % at 1 – 5 V

Zero adjustment: -5 to +5 % (front)

Span adjustment: 95 to 105 % (front)

Simple loop test output: 0 % and 100 % signal simulated by

selecting the front switch positions. (Only for option code

/E2)

PERFORMANCE in percentage of span

Accuracy: ±0.2 % (Temperature within 15 – 35°C or 59 –

95°F)

Display accuracy: ± (0.2 % of FS + 1 digit)

(Temperature within 15 – 35°C or 59 – 95°F)

Simple loop test output setting accuracy: ±0.5 %

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 (input to output

to power to ground)

■ DISPLAY (LCD meter)

• Option code: /E

LCD digital display: 0.0 - 100.0 % (min. digit 0.1 %)

(No scaling)

• Option code: /E2

LCD digital display: Engineering unit

Display scaling: -10000 – +10000

Decimal position: 10-1 - 10-4 or no decimal point

Engineering unit: %, μV, mV, V, mA, A, °C, °F, Ω, DEG K,

mHz, Hz, kHz, VAC, AAC, mg, g, kg, t, rpm or rps selectable

Back light: Green at normal, red at loop test output enable

Factory setting: scaling 0.00 - 100.00, unit: %

INPUT SPECIFICATIONS

Input: 2-wire RTDs (two)

Maximum leadwire resistance: Difference 0.5 Ω maximum

between the transmitter and each RTD; each leadwire

resistance 10 Ω or less

Sensing current: 2 mA

Difference range: 0 – 20°C or 0 – 36°F (fixed)

Temperature range: 0 – 50°C or 32 – 122°F (fixed)

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

(approx. 3 VA with Option /E2)

DRS SPECIFICATIONS

ES-3205 Rev.3 Page 2/4

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

MODEL: DRS

EXTERNAL VIEW

■ OPTION /E

■ OPTION /E2

LCD Meter

Zero Adj.

Span Adj.

LCD Meter

Zero Adj.

Span Adj.

NEXT Key

Loop Test Selector

ENTER Key

Top

: 0% fixed

Middle : 100% fixed

Bottom : Cancel

(normal operating mode)

EXTERNAL DIMENSIONS & TERMINAL ASSIGNMENTS unit: mm (inch)

CLAMP

(top & bottom)

7.8 (.31)

DIN RAIL

35mm wide

2–4.5 (.18) dia.

MTG HOLE

15 (.59) deep

8–M3.5

SCREW

50 (1.97)

107 (4.21)

127 (5)

40 (1.57)

50 (1.97)

[3.3 (.13)]

• When mounting, no extra space is needed between units.

SCHEMATIC CIRCUITRY & CONNECTION DIAGRAM

RTD

** Hi

Isolation

Differential

Amplifier

Output

Driver

–

A’

B’

OUTPUT

POWER

2mA

CONSTANT

CURRENT

***

LOOP TEST

SELECTOR

U(+)

V(–)

Base Socket

* Option /E, E2

** Be sure to connect the high temp. RTD to the terminal No. 3 for proper operation.

***Option /E2

DRS SPECIFICATIONS

ES-3205 Rev.3 Page 3/4

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

MODEL: DRS

Specifications are subject to change without notice.

DRS SPECIFICATIONS

ES-3205 Rev.3 Page 4/4

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

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