Microtrac S3500 Particle Size Analyzer Operation and Maintenance
6 Microtrac S3500 Particle Size Analyzer Operation and Maintenance 9/03
1.4 Specifications
Electrical
AC Input: 90-132 VAC, 47-63 Hz, single phase
200-265 VAC, 47-63 Hz, single phase
Line Cord: IEC320/UL498 input connector. Replacement cord must have safety-ground wire, and must
have a current rating greater than the fuse ratings listed below.
Power Consumption: 25 VA maximum
Fuse Ratings: 115 VAC 2 @ 1.0 A
230 VAC 2 @ 0.5 A
Fuse: Installed in AC input module fuse tray in rear panel
5 x 20mm type T cartridge fuses, 250V
Computer Interface: RS232 using proprietary communication cable, (see section 5.4)
Recirculator Interface (optional): Standard, molded, 25 pin, male-female, straight through interface cable
Ultrasonic Power Output (optional): Coaxial cable, BNC connectors
Lasers
Wavelength: 780 nm
Power: 3 mW nominal
Environmental
Temperature: 10 to 35ºC
Humidity: 90% RH, non-condensing maximum
Storage Temperature: –10 to 50ºC (dry only)
Pollution: Degree 2
Connection Ports, Wet Operation
Fittings: 3/8" 316 stainless steel
Connection Ports, Dry Operation
Vibratory Inlet: Open funnel
Aspiration Inlet: ¼” opening (base of funnel), friction-fit tube fitting
Vacuum Connection: Proprietary quick-disconnect fitting, 1¼” tube (standard vacuum hose)
If supplied by user, vacuum source must exceed 50 CFM, 50 “H
2
O
Eductor Air Connections: 4mm push-to-connect fittings
Eductor Air Supply: 100 psi (689 kPa) maximum pressure
5 CFM at 50 psi (345 kPa) minimum flow rate
Free of dry contaminants, moisture and oil
Particle Size
Particle Size: 3000µm maximum dimension of spherical or non-spherical particles
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