Rockwell Automation 1785-L20C_L40C, D17856.5.14 ControlNet PLC-5 Programmable Controllers User Manual - Manual (Page 80)

Appendix
A
A-1
Processor Specifications
Heat Dissipation 54 BTU/hr
Environmental Conditions
Operating Temperature: 0 to 60 ° C (32Ć140 ° F)
Storage Temperature: Ć40 to 85 ° C (Ć40 to 185 ° F)
Relative Humidity: 5 to 95% (without condensation)
Shock and Vibration
Vibration Testing (operating and nonĆoperating):
1 g @ 10 to 500 Hz
0.012 inches peakĆtoĆpeak displacement
Shock:
Operating 30 g peak acceleration for 11 ± 1 ms duration . . . . . .
NonĆoperating 50 g peak acceleration for 11 ± 1 ms duration . . . .
Time of Day Clock/Calendar
Maximum Variations at 60 ° C: ± 5 min per month
Typical Variations at 20 ° C: ± 20 s per month TimeĆofĆDay Clock/Calendar Typical Variations at 20 ° C: ± 20 s per month
Timing Accuracy: 1 program scan
Battery 1770ĆXYC
Memory Modules
• 1785ĆME16
• 1785ĆME32
• 1785ĆME64
• 1785ĆM100
I/O Modules
Bulletin 1771 I/O, 1794 I/O, 1746 I/O, and 1791 I/O
including 8Ć, 16Ć, 32Ćpt, and intelligent modules
2Ćslot
• Any mix of 8Ćpt modules
Hardware Addressing
Any mix of 8 pt modules
• 16Ćpt modules must be I/O pairs
• No 32Ćpt modules
Hardware Addressing
1Ćslot
• Any mix of 8Ć or 16Ćpt modules
32 d l b I/O i
y p
• 32Ćpt modules must be I/O pairs
1/2ĆslotĊAny mix of 8Ć,16Ć, or 32Ćpt modules
Communication
• Serial
• DH+
• DH using 1785ĆKA
• Remote I/O
• ControlNet
Location 1771ĆA1B, ĆA2B, A3B, ĆA3B1, ĆA4B, ĆAM1, ĆAM2 chassis; leftĆmost slot
Weight
PLCĆ5/40C: 3 lbs, 2 oz (1.42 kg)
PLCĆ5/20C: 3 lbs, 3 oz (1.45 kg)
Keying
• Between 40 and 42
• Between 54 and 56
Agency Certification
(When product is marked)
• CSA Class I, Division 2, Groups A, B, C, D
• UL listed