Package Deal Azel SP-82 with 2 units of D-135E Digital Thermostats
SP-82 and 2 units of D-135E thermostats: 2 ZONE CIRCULATOR PUMP CONTROL (SWITCHING RELAY) WITH PRIORITY FOR FOR HYDRONIC RADIANT FLOOR HEATING SYSTEMS AND 2 UNITS OF NON-PROGRAMMABLE DIGITAL THERMOSTATS. The i-Link series 2-zone circulator pump controller is operated by low voltage thermostats or any other low voltage controllers having an SPST switching action. The i-Link controller provides intermediate switching to permit up to 2 circulators and a boiler operating control in a multi-zone hydronic heating system. Intelligent Linking System (i-Link) allows unlimited zone expansion with additional i-Link controllers.
Field selectable priority with timer prevents freeze-ups in the event of a priority zone failure. Unique power surge protection to avoid damage to the unit and ensure continuous control operation.
The panel provides EZ screwless terminal blocks for connections to the thermostats. LED indicators on the front panel provides functional status and easy troubleshooting. In addition, a system circulator is turned on whenever any zone calls for heat.
Product Features and Benefits: Front panel indicator lights Field selectable priority Priority timer for protection of a priority zone malfunction and prevention of freeze-ups in the heating zones. The D-135E series thermostat is a stand-alone microprocessor based thermostat with large LCD display that takes the guess work out of reading the temperature.The D-135E maintains highly accurate temperature control without the programming hassle. The thermostat is designed to control room temperature by way of on/off controlling the heating (and cooling) equipments. The setpoint is displayed and can be changed easily by pressing up or down arrow button. This simple to use accurate thermostat will replace most round, square or rectangular thermostats.
D-135E is environmentally safe, mercury-free which requires no leveling, so there's no hassle, and no special disposal requirements. Heat icons displays when calling for heat. Contains NO Mercury, environmentally safe. EEPROM memory for temperature setting.
Low Voltage (24 VAC) Systems. Only 2 wires needed to power thermostat, no need to change battery in the future. Built-in Digital Control System instantly.