I. Overview:
This product is manufactured in accordance with the relevant standards of GB3836.1—2000 "Electrical Equipment for Explosive Gas Atmospheres – Part 1: General Requirements" and GB3836.4—2000 "Electrical Equipment for Explosive Gas Atmospheres – Part 4: Intrinsic Safety 'i'", featuring the explosion-proof mark [Exib] II CT6 and having obtained an explosion-proof certificate after inspection by a quality control agency.
SWP8047-EX Safety Isolation Barrier, providing isolated DC power supply to two-wire transmitters from the safe area to the hazardous area, while also converting the 4-20mA DC signal transmitted from the two-wire transmitter into an isolated 1-5VDC/4-20mA DC signal output.
II. Main Technical Performance:
Flameproof Mark: [Exib] ⅡCT6
Intrinsically Safe Parameters: Uo ≤ 35V, Io ≤ 35mA, Co ≤ 0.045uF, Lo ≤ 2mH
P o≤0.3W  Um=250VAC/DC 
Hazardous Area Input: ⑦ + ⑧ - 4～20mA DC
Supply Voltage: 18.5~28.5VDC
Power Voltage: 24VDC ±10%
Safety Zone Output: ④+⑤ - 4~20mA DC or ①+② - 1~5V DC
Output Load: 750Ω (Internal 250Ω)
Accuracy: ±0.2%
Power Consumption: 1.5W
Ambient Temperature: +5℃ to 40℃
Relative Humidity: 35% ~ 85% RH
Storage Temperature: -40℃ to 85℃
Weight: Approximately 150g
Installation Location: The surrounding air should not contain any medium that corrodes chrome, nickel, or silver coatings.
Applicable field equipment: two-wire pressure transmitters and two-wire temperature transmitters, etc.