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10.
Specifications
Physical
Case
Display
Keypad
Rotary Control
LEDs
Operating Temperature
Storage Temperature
Battery Charging Temp
Environmental
Dimensions
Weight
Power supply
Battery Type
Battery Life
Battery Recharge Time
AC Operation (charging)
Auto Power-Off
Interfaces
RTX a-b-g
Rated Voltage
TX a-b
Rated Voltage
External DC
Communication Port
Standards compliance
Analog Parameter Measurement:
Regulatory compliance
Safety
EMC
LT51 User Manual
PolyCarbonate (FV-0 rating)
320 x 240 Graphic LCD with LED backlight
Silicone rubber with 31 keys
21mm knob with integrated push switch
Charging, external DC power
+5 C to 40 C, 20% to 80% RH
-20 C to 60 C
10 C to 40 C
altitudes up to 2000m, Pollution Degree 2
190 mm x 155 mm x 40 mm (L x W x H)
700g
3 AA (NiMH, NiCd or Alkaline)
8 hours typical (2100mAh NiMH)
5 hours in LT51
Ext. adaptor: 240Vac to 5 or 6 Vdc (1 A)
12 mins after last button press
3 balanced, 4mm sockets (ab 19mm pitch)
RTXa-b: 60 V, RTXa or RTXb to g : 30 V
2 balanced, 4mm sockets (ab 19mm pitch)
TXa-b: 60 V, TXa or TXb to g: 30 V
2.1 mm DC socket
USB type B receptacle
IEEE 743-1995, ITU-T O.133
IEC 61010-1:2010
IEC 61326-2-1:2005 Class A
Specifications
87
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