Honeywell HA40 Manual Do Utilizador
HA40 4-Channel Controller
Revision 1 (06/08)
HA40 Technical Manual
4-2
4 Enclosures
4�1 HA40N4 NEMA 4X Wall Mount Enclosure
The HA40-01 wall mount NEMA 4X enclosure is shown in Figure
4-1. 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
4-1. 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
).
Caution
Nonmetallic enclosure does not provide grounding between conduit
connections. Use grounding type bushings and jumper wires.
All field wiring must have insulation suitable for at least 250V.
ALARM 1
ALARM 2
ALARM 3
COMMON
LEVEL
ALARMS
KEYPAD
CAL IN PROGRESS
FAULT ALARM
Magnetic
Keypad
(Keypad buttons
behind door)
HA40 Display & Alarm Controller
STATUS
LED's
Quad Channel
Edit
Alarm
Reset
Next
219995
Classified to CSA C22.2 NO. 152 for combustibles
detection. Class I, DIV.2, Groups A,B,C,D
READ & UNDERSTAND MANUAL!
S/N 90-
or 10-30 VDC @ 3 WATTS
Power = 100-240 V~, 50/60 Hz, .45 A
Figure 4-1. NEMA 4X Wall Mount Enclosure
4�2 HA40XP NEMA 7 Explosion-Proof Wall
Mount Enclosure
Mount Enclosure
The HA40XP shown in Figure 4.2 is an aluminum NEMA 7 wall mount
enclosure designed for mounting into potentially hazardous.
enclosure designed for mounting into potentially hazardous.
Figure 4-2. NEMA 7 Explosion-Proof Wall Mount Enclosure