15
Tel: 1/888/525-7300 • Fax: 1/435/753-7490 • www.apgsensors.com • [email protected]
Certificate:
1984045
Project:
70159942
Master Contract:
237484
Date Issued:
2018-03-29
DQD 507 Rev. 2016-02-18
Page 3
CLASS 2258 04 -
Process Control Equipment - Intrinsically Safe, Entity - For Hazardous Locations
CLASS 2258 84
- Process Control Equipment - Intrinsically Safe, Entity - For Hazardous Locations - Certified to
US Standards
Class I, Div. 1, Groups C, D
Class I, Zone 0, Group IIB
Ex ia IIB T4; -
40°C ≤ Ta ≤ +85°C,
AEx ia IIB T4; -
40°C ≤ Ta ≤ +85°C,
Model PT-400-L1xxxx Pressure Transmitter. Rated 9-28VDC, 4-20mA. Maximum Working Pressure:
10,000 PSI. Installed as per Drawing 9002794. Ambient Range: -40°C to +85°C. Enclosure type: IP65.
Single Seal. Intrinsically safe with the following entity parameters:
Vmax, Ui = 28V
Imax, Ii = 110mA
Pmax, Pi = 0.77W
Ci = 0.055µF
Li = 7.95µH
Model PT-500-xxxx Pressure Transmitter; Maximum Ambient 85° C; Temperature Code T4; Maximum
Working Pressure 10,000 PSI; Single Seal. Entity parameters as follows:
Vmax, Ui = 28V
Imax, Ii = 110mA
Pmax, Pi = 0.77W
Ci = 0.042µF
Li = 0.320µH
Conditions of Acceptability
: PT-400, PT-500
1. The "x" in the Model designations may be any alpha-numeric character, to denote minor mechanical options,
not affecting safety.
2. These devices must be connected to a NRTL approved safety barrier (located in a safe area).
3. The equipment must be connected to a certified class 2 power supply
