HA40 4-Channel Controller
HA40 Technical Manual
4-2
4 Enclosures
The HA40 controller enclosures are shown in Figures 4-1, 4-2, and
4-3. Non-metallic enclosures are not grounded by metal conduit. For
internal ground points to be grounded to earth, the TB5 – GND terminal
must have a proper earth ground connection (see Figure 3-2).
4.1 HA40PCS NEMA 4/HA40SS NEMA 4X Steel
Enclosures
The HA40PCS (painted carbon steel) and HA40SS (stainless steel)
enclosures are shown in Figure 4.1.
0.0 2.40 4.12 5.84 7.56
2.70
6.20
11.81
12.90
13.65
C
L
2.56
8.84
9.84
1/2 in. NPTConduit Fittings
(Typical 4 places)
Single 1/4 Turn Latch
Instrument
Viewing Window
Notes:
Part#1000-2377 316 Stainless Steel
Part#1000-2378 Painted Carbon Steel
Side View
Front View
Bottom View
Material
Figure 4-1. NEMA Painted Carbon Steel or Stainless Steel Enclosure
4.2 HA40PY NEMA 4X Polycarbonate
Enclosure
CAUTION
Nonmetallic enclosures do not provide grounding between conduit
connections. Use grounding type bushings and jumper wires. All eld wiring
must have insulation suitable for at least 250V.
The HA40PY polycarbonate enclosure is shown in Figure 4.2.
Figure 4-2. NEMA Polycarbonate Enclosure
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