- 3 -
INTRODUCTION:
The Sigma 700 Series (Water Heater Controller) is a microprocessor based, state of the art, device
offering unmatched performance and full user configurability.
The 700 Series is used with a temperature transmitter whose output signal is compatible with 4/20MA.
Process indication is displayed in alpha/numeric format on the controller’s two line, alphanumeric backlit
LCD display along with the current status of the unit’s relay outputs. Six digital LED indicator lights (3
red and 3 green) provided for alarm and status indication.
All aspects of the unit are user configurable through the ‘plain English’ menus and combinations of the
3 user data key push buttons.
Available in 2 styles of mounting, ¼ DIN (4” x 4” nominal) and wall mounted Nema 4X enclosures, the
700 Series is suitable for installation in all industrial environments.
ORDERING INFORMATION:
1/4 DIN Case
Wall Mount Nema 4X
SPECIFICATIONS: (Base Unit)
ANALOG INPUT 1 ea. (1 Additional with Option Board)
Analog, 4/20MA isolated with common negative, +-0.1% accuracy.
DIGITAL INPUTS (8 ea.)
Digital Form ‘C’ dry contact
ANALOG OUTPUT: 1 ea. (1 Additional with Option Board)
Analog, with common negative 4/20MA
INDICATOR LIGHTS (6 ea)
6 LED status lights (3 red and 3 green) provided for status and alarm notification.
RELAY OUTPUTS: (up to 4 ea.)
SPDT, Form ‘C’ 5A Relay
DISPLAY:
2 line, 40 character backlit LCD.
LOOP POWER:
24VDC regulated output, 100MA max. (only with 110VAC power option)
To Next Page
Loading...