Specifications

30 Rockwell Automation Publication 1769-TD006E-EN-P - January 2015
1769 Compact I/O Modules Specifications
1769-IF16C
Compact current analog input module
Table 25 - Technical Specifications - 1769-IF16C
Attribute 1769-IF16C
Inputs 16 single-ended
Input range 0…20 mA
4…20 mA
Full scale range
(1)
0…21 mA
3.2…21 mA
Current draw @ 5.1V 190 mA
Current draw @ 24V 70 mA
Heat dissipation, max 4.0 W
Converter type Sigma Delta
Resolution
(2)
16 bits (unipolar)
15 bits plus sign (bipolar)
Rated working voltage
(3)
30V AC/30V DC
Common mode voltage range
(4)
±10V DC max per channel
Common mode rejection > 60 dB @ 50 and 60 Hz with the 16 Hz filter selected
Input impedance 249 Ω
Accuracy
(5)
±0.5% full scale @ 25 °C (77 °F)
Accuracy drift with temperature ±0.0045% per °C
Nonlinearity ±0.03%
Repeatability
(6)
±0.03%
Module error 1.25%
Overload at input terminals, max
(7)
±28 mA continuous, ±7.6V DC
Isolation voltage 500V AC or 710V DC for 1 minute (qualification test), group to bus
30V AC/30V DC working voltage (IEC Class 2 reinforced insulation)
Weight, approx 281 g (0.62 lb)
Dimensions (HxWxD), approx 118 x 35 x 87 mm (4.65 x 1.38 x 3.43 in.)
Height with mounting tabs 138 mm (5.43 in.)
Slot width 1
Module location DIN rail or panel mount
1769-IF16C Sensor/Transmittor Inputs
+
IN1+
IN0+
IN3+
IN2+
IN5+
IN4+
IN7+
IN8+
IN6+
IN9+
IN11+
IN10+
IN12+
IN13+
IN15+
IN14+
Com
Com
+
+
-
10 M
IN+
COM
0.1 µF
200
249
20 K
+
-
20 K
V
LOCAL
V
LOCAL
V
LOCAL
V
LOCAL
Gain A/D
M
u
l
t
i
p
l
e
x
e
r
The sensor power supply must be rated Class 2.
Sensor/
Transmitter
Supply
Current
Current
Signal
Signal
Ground
Simplified Input Circuit Diagram