16 Installation Instructions
Publication 1746-IN004B-EN-P - March 2008
General Specifications (1746-P5, 1746-P6, and 1746-P7)
Attribute Value
1746-P5 1746-P6 1746-P7
Line voltage 90...146V dc 30...60V dc
10...30V dc
(1)
(1) See page 14 for information on power supply undervoltage operation.
Typical line power
requirement
85VA 100VA 12V dc input: 50VA 24V dc input: 75VA
Inrush current, max 20 A 20 A (required for turn-on)
Internal current
capacity
5 A at 5V dc
0.96 A at 24V dc
12V dc input:
2.0 A at 5V dc
0.46 A at 24V dc
24V dc input:
3.6 A at 5V dc
0.87 A at 24V dc
See 1746-P7 current capacity chart on page 17.
Fuse protection
(2)
(2) Power supply fuse is intended to guard against fire hazard due to short-circuit conditions. This fuse may not protect the
supply from miswiring or excessive transient in the power line.
Fuse is soldered in place.
24V dc user-power
current capacity
200 mA Not applicable
24V dc user-power
voltage range
18...30V dc
Temperature,
operating ambient
0...60 °C (32...140 °F)
Current capacity is derated 5% above 55 °C (131 °F).
Isolation
(3)
(3) Isolation is between input terminals and backplane.
1800V ac RMS for 1 s 600V ac RMS for 1 s
CPU hold-up time
(4)
(4) CPU hold-up time is for 0V unless specified. Hold-up time is dependent on power supply loading.
20 ms
(full load)
3000 ms (no
load)
5 ms
(full load)
1500 ms (no
load)
12V dc input:
1.37 ms at 0V dc
(full load)
895 ms at 0V dc
(no load)
10 ms at 9V dc
(full load)
continuous at 9V dc
(no load)
24V dc input:
40 ms at 0V dc
(full load)
1860 ms at 0V dc
(no load)
790 ms at 11V dc
(full load)
continuous at 11V dc (no
load)
Certification
(when product is
marked)
UL Listed Industrial Control Equipment for Class 1, Division 2,
Groups A, B, C, D Hazardous Locations
C-UL Listed Industrial Control Equipment for Class 1, Division 2,
Groups A, B, C, D Hazardous Locations
CE
(5)
European Union 89/336/EEC EMC Directive, compliant with:
EN 50082-2 Industrial Immunity
EN50081-2 Industrial Emissions
European Union 73/23/EEC LVD Directive, compliant with:
EN61131-2 Programmable Controllers
(5) See the Product Certification link at http://ab.com for Declarations of Conformity, Certificates, and other certification
details.
C-Tick
Australian Radiocommunications Act, compliant with:
AS/NZS 2064 Industrial Emissions
