Technical Features; Central Unit Rack - Honeywell H-S81-HS Operation Manual

Central Unit Rack

Technical Features

• Input voltage:
• Max. absorbed current:
• Free-air operating temperature:
• Relative humidity:
• Efficiency:
• Protection class:
• Dimensions:
• Flammability:
• Battery voltage:
• Battery current:
• VBAT Ripple:
• Resistance to mains voltage dips:
• Maximum battery capacity:
• Maximum current to batteries:
• Current to the load:
• Protections:
• CPD reference standards:
• EC reference standards:
2.2 Central Unit Rack
The central unit includes a central processing unit (CPU) with the relevant bus, the display module
and the module for default I/O control. It has the function of processing the data received from the
modules and controlling the operator interface and the communication with supervisory systems.
H-S81-HS Installation & Operation Manual — P/N LS10114-000HI-E:A 2/24/2015
22-28 VDC
8A
-5 °C - 50 °C
93% non-condensing
> 83%
IP20
128mm x 40mm x 250mm
UL94V2
26.2 to 28.7 VDC, compensated automatically
(4/6A) Adjustable through dip switch
< 100mV pK-pK at maximum current
>=20mS at maximum current (with PU-A0008)
120 Ah
Limited automatically
50A External fuse
Over-voltage, short circuit, and battery reverse polarity
EN54-4
EN50081-2 and EN50082-2 (industrial environment)
Figure 2.6 Central Unit Rack
Parts of the H-S81-HS System
37