Fisher DPR900 User Manual page 18

l-6
Introduction
3OF (1.5OC) for 100 ohm Platinum RTD
Scan Rate
All inputs and outputs scanned and updated five times
per second (200 ms)
POWER REQUIREMENTS
AC Power
11 O/120 or 220/240 Vat, + 10% at 50/60 Hz. Power
consumption lOVA,I7VA maximum.
DC Power
24 Vdc + IO%, 7.2W maximum, excluding I/O circuits
External Load
24 Vdc + IO%, 100 mA total with ac supply.
Three-stage pulse output supplies up to 20 mA to
potentiometer (750 ohms).
ENVIRONMENTAL REQUIREMENTS
Temperature
32 to 122OF (0 to 50°C) in operation.
Installation
Flush fitting in mounting cassette, installed with
retaining springs from the front panel.
Environmental Classification
In accordance with IEC 529, IP20 in all directions
(meets or exceeds NEMA 12), IP65 from the front
when mounted in a sealed panel
Electrical Connections
Screw terminals will accommodate up to 14 AWG
(1.5mm2) wire. All connections located in terminal
blocks on the rear of the mounting cassette.
Computer Communications
Standard RS-485 serial interface (COMLI protocol)
UM67:DPR900:9102
Change I- Se@mber 7991