Technical data

Rockwell Automation Publication 1769-TD006C-EN-P - March 2012 59
1769 Compact I/O Modules Specifications
IMPORTANT
To reduce the effects of electrical noise, install the 1769-IT6 module at least two slots away from the AC power supplies.
Table 49 - Technical Specifications - 1769-IT6
Attribute 1769-IT6
Inputs 6 RTD inputs
2 CJC sensors
Input range 0…150 Ω
0…500 Ω
0…1000 Ω
0…3000 Ω
Resolution Input filter and configuration dependent
Thermocouples B, E, J, K, R, S, T, N, C
Current draw @ 5.1V 100 mA
Current draw @ 24V 45 mA
Heat dissipation, max 1.5 W
Converter type Sigma Delta
Response speed per channel 3…300 ms, depending on input filter and configuration
Rated working voltage
(1)
30V AC/30V DC
Common mode voltage range
(2)
±10V DC max
Common mode rejection 115 dB @ 50 Hz with 10 Hz or 50 Hz filter
115 dB @ 60 Hz with 10 Hz or 60 Hz filter
Normal mode rejection ratio 85 dB @ 50 Hz with the 10 or 50 Hz filter selected
85 dB @ 60 Hz with the 10 or 60 Hz filter selected
Cable impedance, max 25 Ω
Input impedance > 10 MΩ
CJC assembly accuracy ±1.0 °C (±1.8 °F)
Nonlinearity (in percent full scale) ±0.03%
Open-circuit detection time 7 ms…2.1 s
(3)
Overload at input terminals, max ±35V DC continuous
(4)
Isolation voltage 720V DC for 1 min (qualification test) 30V AC/30V DC working voltage, group to bus
Weight, approx 276 g (0.61 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
Power supply 1769-PA2, 1769-PB2, 1769-PA4, 1769-PB4
Power supply distance rating 8 modules
Terminal screw torque 0.68 Nm (6 lbin)
Retaining screw torque 0.46 Nm (4.1 lbin)
Recommended cable 2-wire configuration: Belden 9501 or equivalent
3-wire configuration: Belden 9533 or equivalent
4-wire configuration: Belden 83503 or equivalent