General Precautions; Specifications - Manfrotto 851 Instructions Manual

GENERAL PRECAUTIONS

! Never use the system if it is broken!
! Never use with the system any components (motorised expans, extension cables), which are not
part of the Manfrotto Motorised Expan System (not applicable for RS-232 cable - standard cable
may be used)!
! Always switch the system off when not in use for longer periods of time (e.g. overnight) - do not
leave it in the standby mode!
! Connect the system to an earthed mains socket!
! Do not use the system for any purpose other than background suspension!

SPECIFICATIONS

Power consumption (standby) . . . . . . . . . . . . . . . . . . . . . . . . . . . 0,65 W max
Power consumption (all backgrounds still) . . . . . . . . . . . . . . . . . . . . 3 W max
Power consumption (background rolling) . . . . . . . . . . . . . . . . . . . 100 W max
Working temperature range . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0°C to 40°C
Relative humidity . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .80% max
Max. background hanging weight (*) . . . . . . . . . . . . . . . . . . . . . . . . . . 10 kg
Max. total background weight (**) . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20 kg
Max. background counterweight weight. . . . . . . . . . . . . . . . . . . . . . . . . . 1 kg
Remote controller transmission range . . . . . . . . . . . . . . . . . . . . . . . . . . 10 mt
RS-232 specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19200 N-8-1
Voltage rating. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . see ID label
Mains protection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . see ID label
Motor protection . . . . . . . . . . . . . . . . . . . . . . . see specifications near the fuse
Motor rotation precision . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ½ of a turn
(*) "background hanging weight" refers to the part of the background that is being rolled + the background
counterweight. The part of the background that remains rolled on the core and the core itself are not included.
(**) Total background weight including background core and counterweight.
DISCLAIMER
The information contained in this document is subject to change without notice.
Manfrotto makes no warranty and shall not be liable for any errors and omissions on information contained
in this document.
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