Schneider TM3AI8 module

Schneider TM3AI8 is an analog input expansion module in the TM3 series.

· Electrical parameters

· Rated power supply voltage: 24V DC

· Power supply voltage range: 20.4-28.8V DC

· Current consumption: On a 5V DC bus, 35mA when unloaded and 35mA when fully loaded; On a 24V DC bus, 0mA when unloaded and 40mA when fully loaded; 

· External 24V DC, 30mA when unloaded, 40mA when fully loaded

· Input characteristics

· Number of input channels: 8

· Input types: voltage, current, including 0-10V DC- 10-+10V DC, 0-20mA, 4-20mA, 0-20mA extension, 4-20mA extension

· Input impedance: minimum 1M Ω for voltage input, maximum 50 Ω for current input

· Resolution: 12 bits, or 11 bits+symbol (4096 points)

· Maximum accuracy: ± 0.2% of full scale at an ambient temperature of 25 ℃

· Temperature drift: ± 0.01% of full scale

· Repeatability: ± 0.5% of full scale after stabilization time

· Non linearity: ± 0.2% of full scale

· Maximum input deviation: ± 1.0% of full scale

· mechanical parameters

· Connection type: TM3AI8 is a detachable screw terminal block

· Cable type and length: twisted pair shielded cable, up to 30m in length

· Weight: 110g

· Other

· Signal type: voltage, current

· Sampling duration: 1ms per enabled channel

· Input data out of range detection: Yes

· Immunity: During the application of electromagnetic compatibility disturbances to power and I/O wiring, the maximum temporary deviation is ± 4%

· Crosstalk: Maximum 1LSB

· Isolation between external power supply and input: 1500V AC

· Isolation between input and internal logic circuit: 500V AC