Ronan X55-600 Series - Manual (Page 23)

Category and Code Marking for Model X55-600-EX:
Explosion Proof:
CSA or Factory Mutual Class I, II, III; Division 1, Groups B, C, D, E, F, G
Explosion Proof and Flame Proof:
When used in explosive atmospheres, the X55-600-EX installation must be per local agency
building codes. When the X55-600 is being operated in a hazardous environment with live cir-
cuits, the cover on the X55-600, and covers on any associated electrical junction boxes in the
area, must remain tightly closed. Under all circumstances, where an explosive atmosphere
may be present, power to the X55-600 should be turned OFF before removing the cover or
disconnecting the wiring.
Category and Code Marking for Model X55-600-EX, -N4, -GP and X55-600-MI-EX
Intrinsically Safe:
X55-600-EX, -N4, -GP
CSA or Factory Mutual Class I; Division 1,Groups A, B, C, D
Per Ronan installation drawing No. X55B115
X55-600-MI-EX
EEx ia T4 (T.amb = 80°C)
When installed per local agency building codes using Intrinsic Safety barriers
with Entity parameters properly matched to those listed below.
Ui = 29.5 V; Ii = 0 mA; Li = 0; Ci = 0.0002
µF; Pi = 0.767 W
When used in explosive atmospheres, the X55-600 Intrinsically Safe installation must be per
local agency building codes using either properly grounded zener diode (passive) I.S. barriers,
or active (isolation) barriers with properly matched Entity Parameters. The X55-600's can be
serviced in the field, with covers removed, providing that all tools and test equipment used is
also rated as intrinsically safe for the particular area classification.
Division 2:
X55-600-EX, -N4, -GP
CSA or Factory Mutual Class I; Division 2, Groups A, B, C, D
When used in areas where an explosive atmosphere may be present, the X55-600 installation
must be per local agency building codes. The X55-600's can be serviced in the field, with cov-
ers removed.
EEx ia IIC T4 (-20°C < Ta < +80°C)
21
Sira 03ATEX1074X
Li=0 Ci=0.002uF Ui=29.5V Ii=104mA Pi=0.767W
0518
II 1G