Supply voltage

20~35VDC, power consumption<2.8W (when supply power 24VDC, transmitter input, output 20mA）

Power supply output with provided power

When the circuit output is 20mA, the provided voltage is ≥16V

Input signal

two-wire or three-wire transmitter or current source signal (HART)

Output signal

4~20mA  (HART)

Allowable output load capacity

0~500Ω(customizable)

Output accuracy

0.1%F.S（Typical values：0.05%F.S）

Temperature drift

0.005%F.S/℃

Number of input and output channels

2 input 2 output

Applicable field equipment

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)

Dimensions

Thickness 12.5mm* width 108mm* height 118mm

Electromagnetic compatibility

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

Explosion-proof mark

[Exia Ga]IIC

Functional safety certification

SIL2 according to IEC 61508 and EN 61511 standards

Certification Body

CQST(China National Quality Supervision and Test Centre for Explosion Protected Electrical Products)

Certified parameters （Between terminals 1-2）

Um=250V  Uo=3.5V  Io=—mA  Co=100μF  Lo=—mH  Po=—W

Certified parameters （Between terminals 3-4）

Um=250V  Uo=28V  Io=93mA  Co=0.05μF  Lo=2.4mH  Po=0.65W

Installation site Requirements

It can be connected with instruments in 0 zone with ⅡA, ⅡB, ⅡC dangerous gas

MTBF

≤100000h