Telenetics MIU Dial or Leased Line modem with RS-485 instruction

4. POWER SUPPLY SPECIFICATIONS

The MIUXXX/485 contains a low quiescent power regulator. TheMIUXXX/485 also has a "low power" standby mode which minimizes overall power requirements when the MIUXXX/485 is used intermittently.

4.1Power Supply Selection (MIU) The power supply is selected through the use of a 3-pin screw - type terminal connector.

Power Connector P3 (MIU)
Connector Type:	3 Pin screw- type terminal
Regulated Powe r Supply Range: 48.0 to 220 Volts AC/DC.
Standby Supply Currents:	200uA
Active Supply Currents:	8mA to 40mA plus modem current
In-Rush Current:	< 250mA
Reverse Protection Method:	Full wave Bridge Rectifier
Over-Voltage Clamp limits:	Zener diode

Regulated Power Supply Range: (12 - 24VDC) is available as an option

Standby Supply Currents:	200uA
Active Supply Currents:	35mA to 295mA plus modem current
In-Rush Current:	< 350mA
Reverse Protection Method:	Full Wave Bridge Rectifier
Over- Voltage Clamp limits:	Zener diode and TransZorb TVS

Install Op and Diags for MIU Modems and RS485 (0049-0002-010A)

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Power Connector P3 (MIU)

Regulated Powe r Supply Range: 48.0 to 220 Volts AC/DC.