Transmitter parts, Figure 2, Transmitter parts - outside – Vaisala GMW90 User Manual
Page 17
Chapter 2 ___________________________________________________________ Product Overview
VAISALA ________________________________________________________________________ 15
Transmitter parts
1310-038
Figure 2
Transmitter Parts - Outside
1 = Locking screw for mounting base.
Not included, M3×6 recommended.
2 = Inlet for CO
2
calibration gas.
Use a 3 mm inner diameter silicone tube and 0.4 l/min flow.
3 = Adjustment trimmers.
4 = Service port.
5 = Window for display (only in models where the display is visible)
6 = Locking screw for slide. Not included, M3×6 recommended.
7 = Display.
8 = CO
2
level indicator LEDs. Enabled on models with LED option.
Default settings:
- Green LED (bottom): lit between 0 ... 800 ppm CO
2
.
- Yellow LED (middle): lit between 800 ... 1200 ppm CO
2
.
- Red LED (top): lit between 1200 ... 5000 ppm CO
2
,
blinking at > 5000 ppm CO
2
.
9 = Type label.
10 = Holes for indicator LEDs (only in models with LED option).
11 = Grip for slide.
7
9
8
11
10
1
3
4
2
5
6