Programmable Thermostat - 2ET04700224 / 324 / 424 Roof - Top units USER GUIDE <-- THERMOSTATS
<-- Table of Contents Page 1 - Specifications ......................................................................................................................................................................3 1.1 - Product range.................................................................................................................................................................................................3 • 2ET04700224 ....................................................................
<-- 1 - Specifications 1.1 - Product range 1.3 - Dimensions 2ET04700224 This thermostat may be used with the following units: - All DCE (with or without electrical heaters) and DIG roof top units. 41 204 2ET04700324 This thermostat may be used with the following units : - BCH 036 / 060 (with or without electrical heaters). 2ET04700424 102 118 EM HEAT AUX HEAT FAN AUTO ON This thermostat may be used with the following units : - BCH 090 / 120 and BIH 180 / 240 (with or without electrical heaters).
<-- 2 - Installation 2.1 - New Installation Run cable to a hole at the selected wall location for the thermostat and pull about 75 mm of wire through the opening. Colorcoded thermostat cable with at least one conductor for each wiring terminal is recommended. Good service practice recommends selecting a cable with one or two extra conductors than the immediate application requires.
<-- 2 - Installation (cont’d) Table 2 - Display DIP switch settings Switch 1 2 3 Setting ONa °F display OFF °C display ONa 12 hour clock display OFF 24 hour clock display ONa Continuous fan operation in occupied period OFF Intermittent fan operation in occupied period 4 5 Function Non functional switch ONa Keyboard is used for programming OFF Keyboard disabled, but can be used to review program, perform overrides and make clock changes. a : Factory settings. 2.
<-- 3 - Wiring 3.1 - Connections between thermostat and equipment terminals - 2ET04700224 Thermostat1 terminals Add jumper R Y1 Y2 W1 W2 G B Y2 W1 W2 G B LED 1 LED 2 COM A1 A2 T T X A1 A2 2 Not used 2 24V transformer A1 3 A1 A2 3 A2 E E R R Y1 Y1 Y2 Y2 W1 W1 W2 Add jumper G B LED 1 X 3.
<-- 4 - Program the thermostat 4.1 - Overview The keyboard is located behind the thermostat flip-up cover. See Fig. 6. There are 16 keys to set, review and modify programmed times and temperatures. The liquid crystal display (LCD) shows day, time or temperature and which programming period is operating. The thermostat can be set for two occupied and two unoccupied time and temperatures for each day of the week (28 independent settings).
<-- 4 - Program the thermostat (Cont’d) 1. Press the 3 HOUR OCCUPIED key to change the unoccupied temperature setting to the occupied setpoint for three hours. 1. Press the 3 HOUR OCCUPIED key to change the unoccupied temperature setting to the occupied setpoint for three hours. Note : The program indicator will point to 3 HR OCCUPIED while the override is in effect. 2. Press the + key to increase or press the - key to decrease the occupied setpoint by the key value.
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<-- CUSTOMER INSTALLATION UNITARY equipment Simplified Diagram Notes Europe
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<-- E - UG - R9702 Printed in France Europe Manufacturer reserves the right to change specifications without prior notice.
