两线制4-20mA输出

Service: Air and compatible gases, any type particulate conductive or nonconductive.
Wetted Materials: 304 SS and PTFE.
Air Velocity Range: 300 ft/min and higher.
Minimum Detection: Standard: 10.0 pA, Optional: 5.0 pA and 0.5 pA.
Temperature Limits: Ambient: -15 to 160°F (-25 to 70°C); Process: Standard: -40 to 250°F (-40 to 120°C); Optional: -40 to 450°F (-40 to 232°C).
Pressure Limit: 10 psi (0.69 bar).
Power Requirement: 18-28 VDC (24V Nominal).
Output Signal: 4-20 mA.
Loop Resistance: 300 Ohms maximum.
Current Consumption: Powered from 4-20 mA loop.
Electrical Consumption: Terminal Block.
Process Connection: See Model Chart on Ordering Page.
Enclosure Rating: Weatherproof, NEMA 4X (IP 66).
Mounting Orientation: Any.
Weight: Varies with length of probe and type of mount.
Agency Approvals: CE Ordinary locations only, CSA

选型表 

Example	PMT	A1	1	T1	P1	1	L1.5	PMT-A11T1P1-L1.5 Particulate Transmitter, ordinary/general purpose locations, CE approval, NEMA 4X, CSA, , 1/2" NPT connection, 250°F max. temp., 10 psi max. pressure, 10.0-5000 pA, 1.5" probe.
Series Designator	PMT							PMT Particulate Transmitter (1-piece configuration, sensor included in price)
Enclosure Rating		A1 AHZ2						Ordinary/General Purpose Locations, CE Approval, NEMA 4X, CSA Hazardous Location, CSA Approval, Class I, Division II, Groups A-D; Class II, Groups F,G
Process Connection			1 2 3 4					1/2" NPT 1.5" Sanitary Connection 2" 150# ANSI Flange 2" 150# ANSI Flange with Process Mating Flange and Installation Kit.
Maximum Process Temperature				T1 T2				250°F (121°C) 450°F (232°C)
Maximum Process Pressure					P1			10 psi
Range						1 2 3		10.0-5000 pA 5.0-5000 pA 0.5-5000 pA (required for low levels or EPA leak detection)
Insertion Length (recommended at least 1/2 duct diameter)							L1.5 L03 L05 L10 L15 L20 L30 L36	1.5" Probe 3" Probe 5" Probe 10" Probe 15" Probe 20" Probe 30" Probe 36" Probe