User's Manual

Orbit Irrigation Products
Date:
3/12/20202014/6/
2
General Specification GS-8396
Rev: 0
Page 3 of 8 Copyright  ORBIT All Rights Reserved
1 INTRODUCTION
1.1 Product Objective
1.1.1 The HT31BT will provide a lineup of B-hyve products that will be capable of
control at the device as well as expanded and smart controls through the B-
hyve app.
2 GENERAL OVERVIEW AND DESIGN GUIDELINES
2.1 Assumptions / Constraints / Standards
2.1.1 At device interface
2.1.2 Bluetooth connection capabilities
2.1.3 Encoder equipped timer
2.1.4 Device controls
2.1.4.1 Single start time per port
2.1.4.2 Intervals: 1 hr, 3 hr, 6 hr, 12 hr, 1 day – 7 day
2.1.5 App controls
2.1.5.1 Days of the week programming
2.1.5.2 Smart watering if paired with a hub
2.1.6 At least one season (8 months) of use on a single set of batteries with 5
cumulative cycles per day
3 SYSTEM DESIGN
3.1 System Components
3.1.1 Nordic nRF52833 Bluetooth chipset
3.1.2 Rotary Encoder – 12 position used to select mode, toggle selection, adjust
time
3.1.3 Encoder Button – confirms selection
3.1.4 Station Button – switches programming selections between ports (for multiple
port timers only)
3.1.5 Valve drive system – reverse flow with latching valve
3.1.6 Solenoid – latching solenoid with reinforcement off pulse
3.1.7 Power system – detects low voltage situations
3.1.8 Segmented LCD provides visual feedback to user
3.2 Device User Interface Inputs/Outputs
3.2.1 Power up/Battery installation
3.2.1.1 Upon initial power, an “OFF” pulse will be sent to each valve
3.2.1.2 All settings are cleared and reset
3.2.1.3 Clock time reset to 1:00 PM
3.2.1.4 Start times will be cleared
3.2.1.5 Timer mode will be in the “OFF” state