Sigma Controls 700 MM, Instruction Manual

Page: 3 / 14

3
INTRODUCTION:
The Sigma 700 Series ‘MM’ Motor Monitors are state of the art microprocessor based, user configurable
instruments for the monitoring and alarming of embedded temperature probes in electric motor windings
and bearings.
The 700 Series float controllers perform the following functions.
Displays information in alpha and numeric format
Allows full user selection of all system variables
Monitors critical alarms (winding/bearings overtemperature, etc.)
Provides relay outputs for motor high temp warning and motor shutdown
Visual alarms (LED)
Available Nema 4X enclosures
ORDERING INFORMATION:
Wall Mount Nema 4X Enclosure Sigma 700 Series MM
SPECIFICATIONS:
DIGITAL INPUTS (8 ea.)
Digital 10-30V DC (Grounding) (Optional)
100 OHM RTD Temperature Probes (8 ea.)
RELAY OUTPUTS: (4 ea.)
SPDT, Form ‘C’ 5A Relay
DISPLAY:
LCD, 2 line Alphanumeric, Backlit.
LOOP POWER:
24VDC regulated output, 100MA max. (with 110VAC option).
3 USER KEYS:
Up, Down, Enter
ACCURACY:
0.1% of calibrated span
LOCKOUT:
User password, user configurable
INPUT IMPEDANCE:
Voltage 100K, current 100 OHMS