73G-ITR100 Datasheet, PDF (1/2 Pages) Grayhill, Inc – RTD Input Modules

RTD Input Modules
FEATURES
• Standard Package and Pin-out
• Single 5V Power Supply
• 12-Bit Resolution
• Optical Isolation from Input to
Output
• Intermix With Digital Modules on
the Same Rack
• Meets the Requirements of
IEEE 472
• UL, CSA, CE Certified (OpenLine only)
• OpenLine^® has 2-wire, 3-wire and
4-wire versions
CIRCUITRY
G5
RTD
+5V
SQUARE-
WAVE
OUTPUT
GROUND
T
SIGNAL
T
CONDITIONING
T
AMP
1 N/C
2 N/C
3
DC/DC
VS
CONVERTER _VS-
V/F
VS
10KΩ
4
5
73L-ITR3100 (4100)
73L-ITR100
73G-ITR
2 WIRE RTD
BLACK
G5: Connector
Wiring
3 WIRE RTD
BLACK
4 WIRE RTD
BLACK
BLACK
RED
BLACK
RED
– +G
– +G
OMEGA
OMEGA
CONNECTOR
CONNECTOR
TYPE MTP
TYPE MTP
MALE AND
MALE AND
FEMALE
FEMALE
(INCLUDED)
(INCLUDED)
RED
BLACK
RED
G
OMEGA
CONNECTOR
TYPE MTP
MALE AND
FEMALE
(INCLUDED)
73G-ITR100
73G-ITR100
73G-ITR100
OpenLine^®: 2 Wire RTD
I/O MODULE ^2.5V
PIN #
+
11
–
22
4.53K
SIGNAL
CONDITIONING
AND
FILTER
3
4
TERMINAL
BLOCK #
2.5V
4.53K
+
3
SIGNAL
CONDITIONING
AND
FILTER
4
CHANNEL A
CH. A
A/D
µP
CH. B
Vs
CHANNEL B
Vs–
5.23K
9 MODULE ID
OPTICAL
ISOLATION
10K
8 RXD
7 TXD
ISOLATED
DC/DC
CONVERTER
6 Vcc
5 _GND
I/O
34
Grayhill, Inc. • 561 Hillgrove Avenue • LaGrange, Illinois 60525-5997 • USA • Phone: [phone] • Fax: [phone] • www.grayhill.com