Hach sc200 User Manual

RS232 to RS422/RS485 Isolated
Universal Converter
• The M90-19-R4 converts serial data from the RS232 standard to
RS485.
Features
• Universal converter:
• must be used with the ModCon75 Controller
• automatically senses the direction of the data flow, and
switches the transmission direction
• comes in a standard-sized housing, snap-mounts onto a 35
mm DIN rail
• screw terminal block connections are provided
• RJ11 connector provides easy plug-in connection for the
ModCon75 Controller
• supports networks containing up to 25 nodes
• enables full or half-duplex communications
• uses a stand-alone power supply
• has LED indicators.
Figure 2-5. Function Diagram
2-5

Hach sc200 Specifications

General

Enclosure Rating	NEMA 4X/IP66
Operating Temperature	-20 to 60 °C (-4 to 140 °F)
Ambient Temperature	-20 to 60 °C (-4 to 140 °F)
Enclosure Material	Polycarbonate
Operating Humidity	0 to 95% non-condensing
Relay Outputs	Up to 4 SPDT relays
Storage Conditions	-40 to 70 °C (-40 to 158 °F)
Display	Graphical LCD
Inputs	2 digital sensor inputs
Outputs	4-20 mA
Power Supply	100 to 240 VAC, 50/60 Hz
Analog Outputs	2 or 4, 0/4-20 mA
Certifications	CE
Communication	Modbus RTU, HART
Dimensions	144 x 144 mm
Mounting	Panel mount
Output	4-20 mA
Power Requirements (Voltage)	100 to 240 VAC
Warranty	1 year
Weight	1.2 kg