Technical data

Rockwell Automation Publication 1769-TD005I-EN-P - August 2014 23
CompactLogix Controllers Specifications
Table 15 - Embedded HSC Input Specifications
Attribute 1769-L24ER-QBFC1B, 1769-L27ERM-QBFC1B
Input frequency, max 250 kHz
Input current, max 15 mA per channel
Input current, min 6.8 mA
Input voltage range 2.6…30V DC
(1)
(1) See Maximum Input Voltage - 24V DC Operation temperature derating.
On-state voltage, max 30V DC
On-state current, min 6.8 mA
Off-state voltage, max 1.0V DC
Off-state current, max 1.5 mA
Off-state leakage current, max 1.5 mA
Input impedance, nom 1950 Ω
Pulse width, min 2.5 μs
Phase separation, min 1.3 μs
Isolation voltage 75V (continuous), reinforced insulation type
Type tested at 1200V AC for 60 s; inputs to system backplane and input to input
Table 16 - Embedded HSC Output Specifications
Attribute 1769-L24ER-QBFC1B, 1769-L27ERM-QBFC1B
Output voltage range 5…30V DC
On-state voltage, max User power - 0.1V DC
On-state output current, max 0.25 A per channel
On-state output current, min 1 mA
On-state voltage drop, max 0.5V DC
Off-state leakage current, max 5 μA
Turn-on time, max 400 μs
Turn-off time, max 200 μs
Reverse polarity protection 30V DC
Isolation voltage 75V (continuous), reinforced insulation type
Type tested at 1200V AC for 60 s; inputs to system backplane and input to input
Current per channel, max 1.0 A @ 40 °C (104 °F)
0.5 A @ 55 °C (131 °F)
0.25 A @ 60 °C (140 °F)
Current per module, max 4.0 A @ 40 °C (104 °F)
2.0 A @ 55 °C (131 °F)
1.0 A @ 60 °C (140 °F)