› Dedicated for Alexa MINI / MINI LF install
› B-mount battery attach
› 8-pin LEMO output to camera
› 28V, 32Wh 3Ah battery cells inside
› 200W constant high load
› At least 2 minutes run time
› 120 seconds countdown display
› 2x D-tap regulated 14V output
› 1x 2-pin LEMO regulated 14V output
› USB 5V/2A x1 power output
› 22-33.6V 8-pin input for power station hotswap
› 3GSDI 1-2 distribution with SDI isolater
› Aluminum CNC unibody housing
› Multiple circuit protections
B-mount Hot-swap Plate
KA-R31B is a B-mount hot-swap plate for ARRI
Alexa MINI / MINI LF install with SDI 1 in 2 out
distribution and isolater, power cameras at
28.8V (22-33.6V) by 8-pin DC-IN. When remove the B-mount battery, 8-pin DC output Reg. 28V for hotswapping. You don’ t
need to switch off the camera when changing
battery.
ALEXA MINI/MINI LF install
KA-R31B matches with ARRI original MINI / MINI LF
support system by connection with RAB-1 Clamp 2
(K2.0023406).
* KA-R31B doesn’ t include the K2.0023406 clamp.
2mins at 200W load
KA-R31B has 32Wh/3Ah battery cells inside,
200W constant high load, even after 1000
cycle times, the plate can still ensure 2
minutes hot swap time for changing battery.
120s Countdown Display
KA-R31B provides an LCD screen to display
countdown seconds when changing battery. When
battery is removed, the screen will countdown
from 120 seconds. You just need to put on a new
battery before it count down to 0.
The new battery will charge the hotswap plate as
well. You can see the countdown seconds will go
back to 120 after a period of time.
Power and SDI Distribution
KA-R31B provides:
1x 8-pin 28V to ALEXA MINI/MINILF
2x D-tap 14V Reg. output
1x 2-pin LEMO 14V Reg. output
1x USB-A 5V/2A output
1x 8-pin 22-33.6V input (For power station hotswap)
And supports 3GSDI 1 to 2 distribution, with SDI isolater
inside, to prevent other camera top SDI devices damage
the camera SDI port.
15mm Rod Adaptor
KA-R31B provides with a free 15mm Rod
Adaptor in the package, to install on the old
style ALEXA MINI 15mm rig system.
Inner battery voltage | 28V regulated |
Inner battery capacity | 32Wh/3Ah |
Power load | 200W constant high load |
8-pin LEMO output | Attach battery: 22-33.6V to camera Remove battery: 28V / 200W to camera |
D-tap output x2 | 14V regulated, 70W |
2-pin LEMO output | 14V regulated, 70W |
USB-A output | 5V, 10W/2A |
8-pin LEMO input | 22-33.6V |
BNC x1 | 3G/HD/SD-SDI input |
BNC x2 | 3G/HD/SD-SDI distribution output |
Dimensions | 93×143×54.4mm |
Net weight | Net 818.5g; With package1kg |
MSRP
MSRP
MSRP
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15mm Rod Adaptor
-
HB-A290B
290Wh 28.8V B-mount Battery Pack
ALEXA 35 battery, 250W/10A high load, D-tap 16V x2, USB-C 60W in&out, OLED power info
-
PC-P461B
4x100W Super Fast B-mount Charger
3h50m fully charge 4x 290Wh batteries, 3.5-inch color LCD screen
-
KA-A30B
B-mount Hotswap Plate for SXT/LF/65
Install on ARRI ALEXA SXT/LF/65 install, Run 2min at 200W, 120s countdown display
-
KA-R30B
B-mount Hotswap Plate for MINI / MINI LF
200W high load, 2 minutes hot-swap, countdown seconds display, CNC housing
