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NOSHOK,Inc. 1010 W. Bagley Road | Berea, OH 44017 | Ph 440.243.0888 | Fax 440.243.3472

621/622

621/622 SERIES

Explosion-Proof

Hazardous Location Pressure T ransmitters

SPECIFICATIONS

Output signals

4 mA to 20 mA, 2-wire; 1 Vdc to 5 Vdc, 3-wire; 0.5 Vdc to 4.5 Vdc, 3-wire

Pressure ranges

Vacuum through 0 psi to 15,000 psi

Absolute from 0 psia to 15 psia through 0 psia to 100 psia

Accuracy

±0.25% full scale (BFSL) (Includes the effects of non-linearity, hysteresis,

non-repeatability, zero point and full scale errors)

Stability

≤±0.2% full scale for 1 year, non-accumulating

Response time

≤1 ms (between 10% and 90% full scale)

Service life

>100,000,000 load cycles

Temperature ranges

Compensated

Zero effect

Span effect

32 °F to 176 °F (0 °C to 80 °C)

±0.011% full scale/ °F

±0.011% full scale/ °F

Media

T6: -40 °F to 131 °F (-40 °C to 55 °C)

T5: -40 °F to 158 °F (-40 °C to 70 °C)

T4: -40 °F to 212 °F (-40 °C to 100 °C)

Ambient

T6: -40 °F to 140 °F (-40 °C to 60 °C)

T5: -40 °F to 167 °F (-40 °C to 75 °C)

T4: -40 °F to 221 °F (-40 °C to 105 °C)

Storage

-40 °F to 221 °F (-40 °C to 105 °C)

Power requirement*

10 Vdc to 30 Vdc (4 mA to 20 mA, 2-wire)

6 Vdc to 30 Vdc (1 Vdc to 5 Vdc, 3-wire)

5 Vdc to 30 Vdc (0.5 Vdc to 4.5 Vdc, 3-wire)

14 Vdc to 30 Vdc (0 Vdc to 10 Vdc, 3-wire)

Load limitations

≤ (VPower-10)/0.020 Amp for 4 mA to 20 mA

≥ 10,000 Ω for 1 Vdc to 5 Vdc, 3-wire

Proof pressure

3 times full scale for ranges 0 psi to 15 psi through 0 psi to 200 psi

1.75 times full scale for ranges 0 psi to 300 psi through 0 psi to 10,000 psi

1.5 times full scale for 0 psi to 15,000 psi

Burst pressure

3.8 times full scale for ranges 0 psi to 15 psi through 0 psi to 200 psi

4 times full scale for ranges 0 psi to 300 psi through 0 psi to 10,000 psi

3 times full scale for 0 psi to 15,000 psi

Measuring element

621 Series is 316 Stainless Steel for ranges up through 0 psi to 300 psi,

316 Stainless Steel with Elgiloy ranges 0 psig to 500 psig and higher;

622 Series is 316 Stainless Steel with NBR o-ring; (FKM o-ring optional)

Connection

316 Stainless Steel

Housing material

316 Stainless Steel

Environmental rating

IP67/NEMA 4x

Electromagnetic rating RFI, EMI and ESD protection

Electrical protection

Reverse polarity, over-voltage and short circuit protected

Shock

1,000 g’s according to IEC 60068-2-27

Vibration

20 g’s according to IEC 60068-2-6

Weight

Approximately 12 oz.

APPLICATIONS

■

Chemical processing

■

Gas pressure measurement

■

Oil field & offshore

■

Mining

■

Well head measurement

* Unregulated

• Vacuum and compound ranges through 0 psig to 15,000 psig; absolute

ranges from 0 psia to 15 psia through 0 psia to 100 psia

• Current and voltage outputs available

• 316 Stainless Steel and Elgiloy wetted parts

• NACE MR0175/ISO 15156 compliant

• ANSI/ISA-12.27.01 approved single seal

NOSHOK 621 and 622 Series transmitters are Factory Mutual

and Canadian Standards Association approved for use in

hazardous location applications as follows:

Explosion-proof with entity approved for: Class I, Division 1, Groups

A, B, C and D. Dust Ignition-proof with entity approval for class II/

III, Division 1, Groups E, F and G. Maximum electrical ratings 30V,

20 mA.

ANSI/ISA-12.27.01, Approved single seal.

WARNING: This product can expose you to chemicals including Lead and Nickel, which are known to the State of California to

cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov