MODEL: DRS

DRS SPECIFICATIONS

ES-3205 Rev.3 Page 2/4

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

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

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)

■ 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

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)

•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)

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 lb)

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)