Analog outputs – Rockwell Automation 1336T ControlNet Frn1.02 Rev 1.5 User Manual
Page 22
1–7
Installing and Wiring Your ControlNet Adapter Board
Publication 1336 FORCE–5.18 ––March, 1999
The typical analog input connections for bidirectional operation can
be shown as follows:
COM (POWER SUPPLY COMMON)
IN + (ANALOG IN)
+ 10V
DC (POWER SUPPLY)
IN – (ANALOG IN)
18
REFERENCE POT
2.5 k
Ω
MINIMUM
TB21
17
– 10V
DC (POWER SUPPLY) 19
ADC
REVERSE
FORWARD
R
Reverse
Reverse
Relay
Forward
TO TE
(SIGNAL GROUND TERMINAL BLOCK)
Note: Connect to Only One Set of Inputs
— IN4+ and IN4–
— IN3+ and IN3–
— IN2+ and IN2–
— IN1+ and IN1–
The following table shows the analog input specifications:
Specifications:
Value:
Differential impedance
Greater than 1 Ohm
Single ended impedance
20K Ohm
Maximum voltage
±
10V
Analog Outputs
The ControlNet Adapter Board has 4 analog outputs that have a
range of
±
10V and a digital resolution of 12 bits. Chapter 2, Starting
Up, describes the parameters associated with scaling analog values.
The typical analog output connections can be shown as follows:
OUT (ANALOG OUT)
COM (ANALOG OUT)
TB21
DAC
0 to
±
10V
DC
1mA Maximum
100 Ohm
Maximum Impedance
TO TE
(SIGNAL GROUND TERMINAL BLOCK)
Note: Connect to Only One Set of Outputs
— COM4 and OUT4
— COM3 and OUT3
— COM2 and OUT2
— COM1 and OUT1