Pepper Computer RS485, RS232 user manual Analog Actuators, Connection Circuit

SMART I/O User’s Manual Chapter 5 Analog Modules

Connection

A/D Circuit

Analog Sensors

IN0P	IN2P	IN0N	IN2N		IN1P	IN3P	IN1N	IN3N
Pin 1											Pin 13
Pin 2											Pin 14
			AGND	AGND				VOUT0	VOUT1	AGND	AGND

Analog Actuators

Gnd (0V)

IN0P

IN0N

AGND

4.7 k

1 nF

4.7 k

+15V

220 k

MAX359

MUX 1:4

220 k

220 k

-15V

+15V

220 k

MAX427

3.9 k

-15V

1 k

+5V

MAX191

ADC

-5V

Page 5 - 14 ©1996 PEP Modular Computers GmbH March 12, 1996