User's Manual

18 (25)
5.0 Specifications
Standards: UL 60730-1
FCC Part 15 / ICES-003, Class “B”
Input: 12 Vdc, 16.8 mA max., or 12 Vac 50/60 Hz, 24 mA max., or 24 Vac 50/60 Hz,
24 mA max., or 24 Vdc 16.8 mA max.
The power supply is required when using RS-485, or when using wireless
communication without batteries
Do not use power supply and batteries at the same time
Power Supply Protection: Non-replaceable, self-resetting fuse, 1 A
Batteries (OpenBAS-HV-
WLSTH only):
2 AA alkaline 1.5 V batteries
Battery life: 12 to 18 months
Do not use nickel cadmium or lithium batteries
Do not use batteries and power supply at the same time
Wireless Characteristics
(OpenBAS-HV-WLSTH
only):
Frequency: 433 MHz
Range: 15 m (49 ft) indoors, 30 m (98 ft) outdoors with line of sight
Communication Port: 1 RS-485 port supporting the following protocols:
• BACnet/MSTP
• Modbus/RTU-Slave
• N2-Open
• Optomux
• ASCII
Physical Characteristics: Weight: 120 g (4.2 oz)
Enclosure dimensions: 130 mm x 93 mm x 26 mm (5 1/8" x 3 21/32" x
1 1/32”
Ambient Conditions: Operating: 0° to 40°C (32° to 104°F), 10% to 90% RH noncondensing
Indoor Use Only
Purpose of Control: Thermostat
Construction of Control: Independently Mounted
Action Type and
additional features:
Type 1
Pollution Degree: 2
Software Class: Class A