Product Overview
Specifications & Compliances
Control & Indicators
Pinouts & Terminal Identification
1
2
3
SCP211-DFTB3 - Non-isolated, standard temperature
SCP211T-DFTB - Non-isolated, wide temperature
SCP311T-DFTB3 - 2kV isolation, wide temperature
UL Installation Information:
• One Conductor Per Terminal
• Use Copper Wire Only
• Wire Size: 28 to 16 AWG
• Tightening Torque: 5 KG-CM
• Wire Temperature Rating: 105 °C Minimum (sized
for 60 °C Ampacity)
• Surrounding Ambient Air Temperature: 80 °C max.
PRODUCT FEATURES
A
Power Terminal Block 2-position, removable
B
DB9 Female
RS-232 (wired DCE)
C
Data LEDs
Green - ON when power is applied.
Blinking to indicate data flow.
D
Mounting Ears
Use for panel mounting. (Use #DRAD35
adapter clip for DIN rail mounting.)
B
RS-422/485 TB
5-position, removable
8-Position DIP Switch - located on back
(Shown in default configuration.)
DB9 Female Connector
DCE (DB9 FEMALE)
PIN
SIGNAL
DIRECTION
1
DCD
–
2
RD
Output
3
TD
Input
4
DTR
–
5
GND
–
6
DSR
–
7
RTS
–
8
CTS
–
9
RI
–
RS-422/485 4-WIRE
A
Ground
B
RDB(+)
C
RDA(-)
D
TDB(+)
E
TDA(-)
RS-422/485 2-WIRE
A
Ground
B
Data B(+)
C
Data A(-)
D
–
E
–
Power Connection
4
1. Connect your external power supply to the 2-position
power terminal block (A). Polarity is indicated on the
front label. The converter will accept 10 to 30 V DC,
2.5W maximum.
2. The terminal block will accept 28 to 12 AWG Wire.
Wiring Example: RS-485 2-Wire
5
RS-485 2-Wire DIP Switch
1. In this example, the converter is set up to use internal
bias and no termination.
(NOTE: this is the default factory/shipping configuration.)
