4 Rockwell Automation Publication 1756-TD006E-EN-E - October 2014
1756 ControlLogix Chassis Specifications
ControlLogix-XT Chassis Specifications
The ControlLogix-XT™ chassis support extreme temperature environments. The chassis are conformally coated for
increased survivability in ISA G3 environments.
IECEx N/A IECEx System, compliant with:
• IEC 60079-15; Potentially Explosive Atmospheres,
Protection "n"
• IEC 60079-0; General Requirements
• II 3 G Ex nA IIC T4 Gc
• IECExUL14.0008X
KC Korean Registration of Broadcasting and Communications Equipment, compliant with:
Article 58-2 of Radio Waves Act, Clause 3
EAC Russian Customs Union TR CU 020/2011 EMC Technical Regulation
Russian Customs Union TR CU 004/2011 LV Technical Regulation
(1) See the Product Certification link at http://www.ab.com
for Declarations of Conformity, Certificates, and other certification details.
Table 5 - Technical Specifications - ControlLogix-XT Chassis
Attribute 1756-A4LXT/B 1756-A7LXT/B 1756-A5XT/B 1756-A7XT/B 1756-A7XT/C
Backplane current, chassis/slot max @ 1.2V DC 1.5 A/-
Backplane current, chassis/slot max @ 3.3V DC 4 A/4 A
Backplane current, chassis/slot max @ 5.1V DC 10 A/6 A 15 A/6 A 10 A/6 A
Backplane current, chassis/slot max @ 24V DC 2 A/2 A 2.8 A/ 2.8A 2 A/2 A
Power dissipation, max 3.7 W 4.1 W 4.4 W
Isolation voltage Determined by installed power supply and modules
Slots 4757
Mounting method Horizontal only
Cabinet size (HxWxD), min 50.8 x 50.8 x 20.3 cm
(20 x 20 x 8 in.)
50.8 x 60.9 x 20.3 cm
(20 x 24 x 8 in.)
50.8 x 76.2 x 20.3 cm
(20 x 30 x 8 in.)
50.8 x 60.9 x 20.3 cm
(20 x 24 x 8 in.)
Weight, approx 0.75 kg (1.7 lb) 1.1 kg (2.4 lb) 1.45 kg (3.2 lb) 1.09 kg (2.4 lb)
Location Panel
Wire size Functional earth ground - 8.3 mm
2
(8 AWG) solid or stranded copper wire rated at 90 °C (194 °F) or greater
Protective earth ground - 2.1 mm
2
(14 AWG) solid or stranded copper wire rated at 90 °C (194 °F) or greater
North American temperature code T5 T4A T4
IEC temperature code T5 T4
Enclosure type rating None (open-style)
Table 4 - Certifications - ControlLogix Standard Chassis
Certification
(1)
1756-A4/B 1756-A7/B, 1756-A10/B, 1756-A13/B, 1756-A17/B 1756-A4/C, 1756-A7/C, 1756-A10/C, 1756-A13/C,
1756-A17/C
(20 Seiten)
(136 Seiten)
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