Technical data

Rockwell Automation Publication 1769-TD005I-EN-P - August 2014 37
CompactLogix Controllers Specifications
Embedded DC Output Temperature Derating
The area within the curves depicts the safe operating range for the embedded DC outputs under various conditions of user
supplied voltages and ambient temperatures.
Table 25 - Embedded Analog Input Specifications
Attribute 1769-L23E-QB1B, 1769-L23E-QBFC1B, 1769-L23-QBFC1B
Inputs 4 differential or single-ended
Input range 0…10.5V
0…21 mA
Resolution 8 bits plus sign (sign is always positive.)
Input impedance Voltage: 150 kΩ nom
Current: 150 Ω nom
Converter type Successive approximation
Response speed per channel 5 ms
Rated working voltage 30V AC/30V DC
Common mode voltage 10V DC max per channel
Common mode rejection Greater than 60 dB at 60 Hz at 10V between inputs and analog common
Normal mode rejection ratio None
Accuracy, overall at 25 °C (77 °F)
(1)
Voltage: ±0.7% full scale
Current: ±0.6% full scale
Accuracy, overall at 0…60 °C (32…140 °F) Voltage: ±0.9% full scale
Current: ±0.8% full scale
Accuracy drift with temperature Voltage: ±0.006% per °C
Current: ±0.006% per °C
4.00
4.50
5.00
5.50
6.00
6.50
7.00
7.50
8.00
30 °C (86 °F) 40 °C (104 °F) 50 °C (122 °F) 60 °C (140 °F)
0.50
0.55
0.60
0.65
0.70
0.75
0.80
0.85
0.90
0.95
1.00
30 °C (86 °F) 40 °C (104 °F) 50 °C (122 °F) 60 °C (140 °F)
Figure 2 - Embedded DC Outputs Maximum Amperes per Module versus Temperature
Figure 9 - Embedded DC Outputs Maximum Amperes per Point versus Temperature
Ambient Temperature
Ambient Temperature
Maximum Amperes per Point
Maximum Amperes per Module