Model

EMA2

Unit and Display

SP/PV Display

Deviation Display

Power Supply

Outer Casing

Weight

Operating Temperature

Operating Humidity

Insulation Resistance

Voltage Resistance

Accessories

Digital, 3 1/2 digits SP/PV switch

LED bar display –10~0 + 10%F.S. 2% step

100V AC±10% 50/60Hz  About 6.5VA

ABS resin (ivory)

Approx. 650g

0°C~50°C (No icing)

90%RH or less (No condensation)

Terminal to case: over 20MW (500V DC megger)

Terminal to case: 1500V AC 50/60Hz 1 min.

Installation fittings (2)

Pressure Range Code

Pressure Range

Input Signal

Display Accuracy
(20°C)

Chart Accuracy
(0~40°C)

Deviation Alarm Output

D10

D20

D30

D50

D100

D200

D300

D500

D1000

0~10 Pa

0~20 Pa

0~30 Pa

0~50 Pa

0~100 Pa

0~200 Pa

0~300 Pa

0~500 Pa

0~1000 Pa

4~20mA DC

(Input resistance

50W)

For airflow measurement, extracted square root value is used.

Up to ± 1%F.S ± 1 digit.

Up to ± 0.05%F.S/°C.

Type of output:

SPDT (1 circuit)

Contact Capacity:

MAX. 1.5A 120V AC

1.5A 30V DC

MIN 0.1A, 5V DC

Range of Settings:

Within ± 50%F.S. of

control contact point

Range cannot exceed 0-100% F.S.

On-Off Dead band:

Within 2%F.S.

E2

E3

E5

E10

E20

E30

E50

0~2 kPa

0~3 kPa

0~5 kPa

0~10 kPa

0~20 kPa

0~30 kPa

0~50 kPa

D ± 10

D ± 20

D ± 30

D ± 50

D ± 100

D ± 200

D ± 300

D ± 500

D ± 1000

±10 Pa

±20 Pa

±30 Pa

±50 Pa

±100 Pa

±200 Pa

±300 Pa

±500 Pa

±1000 Pa

4~20mA DC

(Input resistance

50W)

For airflow measurement, extracted square root value is used.

Up to ± 1%F.S ± 1 digit.

Up to ± 0.05%F.S/°C.

output:

SPDT (1 circuit)

Contact Capacity:

MAX. 1.5A 120V AC

1.5A 30V DC

MIN 0.1A  5V DC

Range of Settings:

Within ± 50%F.S. of

control contact point

Range cannot exceed 0-100% F.S.

On-Off Dead band:

Within 2

E ± 2

E ± 3

E ± 5

±2 kPa

±3 kPa

±5 kPa

Airflow Range Code

Airflow Range

(Note 1)

None

0~A B C

Controller

Model

Control Mechanism

Accuracy of Settings

(20°C)

Control Output

Output Mechanism

Control Constant

Current Output

EMA2D111

Current Output

PID

Up to ± 1%F.S.

4~20mA DC

(load resistivity less than 500W)

Output current decreases when input increases

Proportional Band:20-200%

F.S.

Integration time: 0.5-6 min

Differential time: 0-1 min

All variable

Relay Contact Output

EMA2D119

Relay Output

PID

Feedback

Potential input position ratio

Potential meter:

135W

Up to ± 1%F.S.

Proportional band less than 50%F.S

Setting dead band 2% at time of setting

Relay contact output

2xSPST

Contact capacity

2A 250V AC

2A 30V DC

On-off dead band

1%

(fixed)

ON/OFF/ON

3 position mechanism

Proportional Band:

20-200%

F.S.

Setting Dead band:

2-10%F.S.

Integration time:0.5-6 min

Differential time: 0-1 min

All variable