Rockwell Automation 1797-PS1N FLEX Ex 85-250V AC In/Quad-Ex DC Out Power Supply - Manual (Page 10)

10 FLEX Ex 85…250V ac In/Quad-Ex dc Out Power Supply
Publication 1797-5.34 - September 2011
Specifications
Table 1 FLEX Ex Power Supply - 1797-PS1N
Attribute Value
IS module mounting location Class I Division 1 Groups A to D T4 (UL and C-UL)
Class II Division 1 Groups E to G (UL and C-UL)
Class III (UL and C-UL)
IS output type Class I Division 1 Groups A to D T4 (UL and C-UL); Class II
Division 1 Groups E to G (UL and C-UL); Class III (UL and C-UL)
Input connectors 85…250V ac
Terminals 1,2, 4, 5
Voltage range 85…250V ac or 120…250V dc
Input frequency 47…63 Hz
Current consumption 0.9 A… 0.35 A
Ripple N/A
Input power entrance 1 in. NPT, <6 in. conduit allowed between power supply and
seal (UL and C-UL)
Output connectors Terminals 10…17
Output power 4 x 8.5 W
Voltage U
O
, V
oc
<9.5V
Current I
O
, I
sc
<1 A
C
o
(IIC), C
a
<500 nF
L
o
(IIC), L
a
<8 µH
Output cable resistance max
(both directions)
<0.1 Ω
Isolation path
Input power to output
power
Output to output
Galvanic to UL913 and CSA157
None
Input power 55 W
Power dissipation 21 W
Thermal dissipation 71.67 BTU/hr
Conductor wire size 4 mm 2 (12 gauge) max wire rated for 100 ° C (212 °F) or higher
1.2 mm (3/64 in.) insulation max
Dimensions (HxWxD) approx. 140 x 174 x 174 mm
(5.51 x 6.9 x 6.9 in.)
Protections class IP 66/NEMA 7B
Weight (approx.) 7.3 kg (16 lb)