Toshiba
– 3 –
Digital Input / Output Relay Interface
Installation Manual
2
Introduction
Applications / functions / specifications
Applications
• The Digital Input / Output Relay Interface is used to control air conditioners by interlocking them with electric lock
signals, and to transmit air conditioner failures to other devices.
Functions
• The Digital Input / Output Relay Interface connects non-voltage contact signals, transmits their input status to
the Smart BMS Manager, and outputs signals from the contacts (open collector) according to the command from
the Smart BMS Manager.
Specifications
External view
Unit: inch (mm)
Power supply
120 VAC, 60 Hz
Power consumption
5 W
Operating temperature / humidity
32 to 104 °F (0 to 40 °C), 10 to 90% RH (no condensation)
Storage temperature
-4 to 140 °F (-20 to +60 °C)
Chassis material
Galvanized sheet metal 0.8 t
Dimensions
2.59” (H) x 7.59” (W) x 9.68” (D) inch (66 (H) x 193 (W) x 246 (D) mm)
Mass
2.98 lb (1.35 kg)
Digital input
Input type
Photo-coupler insulation
Input points
8 points
Input registance
3 k ohm
Input "ON" current
3.6 mA
Digital output
Output type
Open collector
Output points
4 points
Output current
Max. 35 mA (per point)
Output voltage
Less than DC 24 V
External power supply for Digital Output
DC 12 V, 90 mA
7.59" (193)
9.68" (246)
9.68" (246)
2.5"
(63.6)
2.59" (66)
3.03" (77)
3.03" (77)
7.6" (193.4)
8.62" (219)
9.21" (234)
7.59" (193)
4.72" (120)
1.34" (34)
6-Ø7/32”
(6-Ø5.5)
mounting holes
3-EN
+00DE93229101-1_01EN.book Page 3 Friday, October 4, 2013 2:40 PM
