MODEL: W2DYH2

W2DYH2 SPECIFICATIONS

ES-5528 Rev.6 Page 2/3

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

Photo MOS Relay ON Resistance; 3 Ω max.

SUPPLY OUTPUT

(across the terminals 1 – 4)

Output voltage: 24 – 28 V DC with no load

18 V DC min. at 20 mA

Current rating: ≤ 22 mA DC

• Shortcircuit Protection

Current limited: 30 mA max.

Protected time duration: No limit

INPUT SPECIFICATIONS

■ DC Current: Input resistor incorporated

Input current: ≥ 0 mA

HART COMMUNICATION

Transmission gain: Approx. -3 dB (within 1 – 3 kHz)

measured with 250 Ω at output

Loop impedance: 250 Ω ±10 %

Communication directions: Bidirectional

(HART communication not available for Output 2)

INSTALLATION

Power consumption

•AC:

Approx. 5 VA at 100 V

Approx. 7 VA at 200 V

Approx. 8 VA at 240 V

•DC: Approx. 4 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: 200 g (0.44 lb)

PERFORMANCE in percentage of span

Accuracy: ±0.1 %

Temp. coefficient: ±0.015 %/°C (±0.008 %/°F)

Response time

Output signal 1: ≤ 0.5 sec. (0 – 90 %)

Output signal 2: ≤ 0.2 sec. (0 – 90 %)

Line voltage effect

Supply output: ±3 % over voltage range

Output signal: ±0.1 % over voltage range

Insulation resistance: ≥ 100 MΩ with 500 V DC

Dielectric strength: 2000 V AC @1 minute (input to output

1 to output 2 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 1 or output 2 to power input:

Reinforced insulation (300 V)

Input to output 1 to output 2: Basic insulation (300 V)

RoHS Directive

EN 50581