MODEL: CVRTD

CVRTD SPECIFICATIONS

ES-1320 Rev.7 Page 2/3

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

Output devices: MOSFET switch + resistors

Output resolution: ≤0.05 Ω (up to 400 Ω)

Output resistance at power failure: 10 – 500 Ω selectable

when ordering. Set to ‘Open’ if not otherwise specified.

Resistance (temperature) range

USABLE RANGE

MIN. SPAN

RTD

°C

°F

°C

°F

JPt 100 (JIS ’89)

-200 to +510 -328 to +950

5

9

Pt 100 (JIS ’89)

-200 to +660 -328 to +1220

5

9

Pt 100 (JIS ’97, IEC) -200 to +850 -328 to +1562

5

9

INSTALLATION

Power input

• AC: Operational voltage range: rating ±10 %,

50/60 ±2 Hz, approx. 2 VA

•DC: Operational voltage range: Rating ±10 %,; ripple 10

%p-p max.; Approx. 1.5 W

Operating temperature: -5 to +55°C (23 to 131°F)

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

Mounting: Surface or DIN rail

Weight: 300 g (0.66 lb)

PERFORMANCE in percentage of span

Accuracy: ±0.3 % or ±0.1 Ω, whichever is greater.

Accuracy of the output resistance at power failure: ± 3 %

Temp. coefficient: ± 0.02 %/°C (±0.01 %/°F) or [0.009 Ω +

0.00005 × Output Resistance (Ω)]/°C, whichever is greater.

Response time: ≤ 0.5 sec. (0 – 90 %)

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)

STANDARDS & APPROVALS

EU conformity:

EMC Directive

EMI EN 61000-6-4

EMS EN 61000-6-2

Low Voltage Directive

EN 61010-1

Installation Category II

Pollution Degree 2

Input or output to power: Reinforced insulation (300 V)

Input to output: Basic insulation (300 V)

RoHS Directive