PHD-12TD-211

Input in harzadous area

Input signal

Two or three-wire transmitter or current source(HART digital signal)

Transmitter distribution voltage

The open circuit voltage is ≤28V, and the output voltage is ≥15.5V when the circuit is 20mA.

Output in safe area

Output signal

4~20 mA(HART  digital signal)

Output load

When outputting 20mA, 0~500 Ω (customizable)
Optional voltage output type, load resistance RL ≥ 330k Ω

Basic parameters

Supply voltage

20~35VDC

Power consumption

When 24V power supply, 20mA output
≤95mA(PHD-12TD-211+)

LED indicator 

Green: power indicator

Response time

2ms to reach 90% of the final value

Temperature drift

0.005% F.S/℃

Temperature parameters

Working temperature: -20℃ ~ +60℃,
Storage temperature: -40℃ ~ +80℃

Relative humidity

10%~95% RH no condensation

Insulation strength

Between intrinsically safe side and non-intrinsically safe side (≥3000VAC/min); between power supply and non-intrinsically safe side (≥1500VAC/min)

Insulation resistance

≥100MΩ (between input/output/power supply)

Electromagnetic compatibility

According to IEC 61326-1 (GB/T 18268), IEC 61326-3-1

MTBF

100000h

Wire requirements

Cross-section ≥ 0.5mm2; Insulation strength ≥ 500V

Applicable field equipments

Two, three-wire (HART) transmitter or current source (HART) signal

Installation place

Installation place: Installed in a safe zone, it can be connected to intrinsic safety instruments in hazardous areas up to Zone 0, IIC, Zone 20, and IIIC

Intrinsically safe certification

Explosion proof mark

[Ex ia Ga]lIC [Ex ia Da]lllC

Explosion-proof standard

GB/T3836.1-2021  GB/T3836.4-2021

Terminals 3-2, 3-4:

Um:250V AC/DC Uo=28V DC lo=93mA Po=0.65W Co=0.083μF Lo=4.2mH

Terminal 1-2:

Um:250V AC/DC Uo=7.2V DC lo=--- Po=-Co=12μF Lo=--

Certification body

CQST(China National Quality Supervision and Test Centre for Explosion Protected Electrical Products)
Shanghai lightning protection products testing center