Rvision Thermal FFV, Руководство по эксплуатации

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N2 Refill, Small PTZ
- 2 - 661848-001
Assemble N
2
Filling Station
To properly fill N
2
of the system, an appropriate filling station must be assembled. A filling
station consists of the following items.
Figure 1: Example of an N
2
Filling Station
1. Dry N
2
pressurized tank- Available at many industrial supply stores. Strap to a fixed
post.
2. High Pressure regulator- Gross pressure regulation, feed-in to low-pressure regulator
3. Low-Pressure regulator- Precision regulation to low levels (not to exceed 5.5PSI to the
camera)
4. Low-Pressure needle gauge- Precise measurement of pressure output of N
2
low-pressure
output
5. Schrader filling attachment- Filling hose and Schrader attachment to fill camera
enclosure
6. Medium-size Phillips screwdriver: Used to remove purge screw on camera
7. Computer System- Windows 7 or later with PSEE and serial port
8. Camera Connection Cables and test stand w/power supply
9. TV Monitor
Purge the Camera enclosure with N
2
Point the camera window away from yourself and make sure others stand clear while refilling
the camera. Bleed screw should be removed before executing these steps.
1. If camera enclosure window is foggy, allow time for moisture to dissipate (with bleed
screw removed) before proceeding.
2. Check N
2
Pressure of filling station is set to 5psi.
WARNING: Camera pressure levels must not exceed 5.5psi or injury may result. PSEE
readings of N
2
Pressure from the camera enclosure are in ‘counts’, not psi. Use the
needle gauge to accomplish 5psi N2 filling of the camera housing.
3. Remove Schrader valve cap from camera housing.
Pressurized
N
2
Tank
High Pressure
Regulator
Low Pressure
Regulator
Low Pressure
Needle Gauge
Schrader filling
attachment