Emerson Control Techniques Epsilon Eb-202 - Page 246

227
Specifications
TERM-H (Head) Terminator
TERM-T (Tail) Terminator
Note
See the "Multi-drop Communications" section for resistor values.
.20
PIN #1
.67
1.22
TERM-H
.090 MIN
.110 MAX (2)
R.195
.66
.67 REF
.78
R4
DB-9 FEMALE
SHELL
DB-9 MALE
7
8
1
6
9
4
R2
2
3
5
SHELL
NOT USED
NOT USED
NOT USED
7
8
1
4
6
9
+5V
485-
485+
T1 OUT (TX)
R1 IN (RX)
3
2
5
GND
.110 MAX (2)
.090 MIN
.78
R.195
.66
.67 REF
PIN #1
.67
.20
1.22
DB-9 MALE
SHELL
7
8
1
6
9
4
2
3
5
DB-9 FEMALE
SHELL
485-
485+
7
8
1
6
9
4
+5V
3
2
5
GND
NOT USED
NOT USED
NOT USED
T1 OUT (TX)
R1 IN (RX)
R3
R2
R1
R4
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