1
1
2
2
3
3
4
4
A
A
B
B
THE EX378XYYY MICROPHONE SYSTEM ONLY CONSISTS OF
AN APPROVED PCB AMPLIFIER CARTRIDGE, EX426XYYY SERIES,
AND AN APPROVED MICROPHONE CARTRIDGE EX377XYYY SERIES.
THE CARTRIDGES SHOULD NOT BE DISASSEMBLED WHEN LOCATED
IN A HAZARDOUS LOCATION
APPROVED PCB SUPPLIED AMPLIFIER CARTRIDGE EX426XYYY SERIES
APPROVED PCB SUPPLIED MICROPHONE CARTRIDGE EX377XYYY SERIES
SHIELDS TO BE EARTHED AT BARRIER ENDS.
BARRIER WILL BE MOUNTED IN AN ENCLOSURE THE SUITABILITY OF
WHICH WILL BE DETERMINED BY LOCAL AUTHORITIES.
ENTITY APPLICATION
BARRIER
I.S. APPARATUS
Voc/Uo ≤ V
MAX
/ UI
Isc/Io ≤ I
MAX
/ II
Ca/Co > CI + C
CABLE
La/Lo > LI + L
CABLE
Po ≤ PI (CENELEC ONLY)
BARRIERS WITHIN THE SPECIFIED LIMITATIONS ARE PERMITTED
ENTITY PARAMETERS EX378XYYY SERIES
Ui = 30V
Ii = 100mA
Pi = 0.75W
Ci = 0
Li = 0.36uH
CERTIFIED BY THE APPROPRIATE APPROVAL AUTHORITY FOR CONNECTION
TO THE FOLLOWING AREAS:
ZONE 0
Ex ia IIC T4 Ga
I M1 Ex ia I
CODE
IDENT. NO.
52681
DWG. NO.
SCALE:
SHEET
DRAWN
CHECKED
ENGINEER
TITLE
UNLESS OTHERWISE SPECIFIED
DIMENSIONS ARE IN INCHES
DECIMALS X
`
.05
XX
`
.01
XXX
`
.005
ANGLES ± 2 DEGREES
FILLETS AND RADII .003 - .005
HEX DIMENSIONS ARE:
≤ .5 + .000 / - .003
> .5 + .000 / - .005
REMOVE ALL BURRS
SHARP = R.000 - R.003
INTERNAL THREAD DEPTH MIN.
3425 WALDEN AVE. DEPEW, NY 14043
(716) 684-0002 E-MAIL: [email protected]
65241
LCIE APPROVAL
INTERCONNECTION
1 OF 1
NONE
XXXX
`
.0005
JDG
10/18/16
KRM
10/18/16
GGS
10/18/16
VIN ≤ +30 VOLTS
NON-HAZARDOUS / SAFE AREA
SINGLE CHANNEL
HAZARDOUS AREA
ZONE 0
CABLE
MICROPHONE
SYSTEM
POWER
SUPPLY
RMIN
POWER
SHIELD
EX378XYYY
GND
6
5
2
4
1
PCB Piezotronics Inc. claims proprietary rights in
the information disclosed hereon. Neither it nor any
reproduction thereof will be disclosed to others
without the written consent of PCB Piezotronics Inc.
SCHEDULE DRAWING
NO MODIFICATIONS PERMITTED
WITHOUT REFERENCE TO THE
NOTIFIED BODY
REVISIONS
REV
DESCRIPTION
DIN
NR
INITIAL RELEASE
45769
CAUTION
ELECTROSTATIC
DISCHARGE SENSITIVE
3
2
1
2
3
1
6
5
4
6
4
5
NO CHANGES WITHOUT LCIE APPROVAL