YOKOGAWA HANDY CAL CA51, User Manual

Page: 106 / 108

IM CA71-E
12-3
Specifications
12
12. Specifications
■
General specifications (for both CA51 and CA71)
Signal sourcing unit response time :
Signal sourcing unit voltage limiter :
Signal sourcing unit current limiter :
Divided output (n/m) function :
Auto-step output function :
Sweep function :
Memory function :
Measuring unit maximum input :
Current terminal input protection :
Measuring unit ground voltage :
Measurement display updating rate :
Serial interface :
Display :
Backlight :
Power supply :
Battery life :
Consumed power :
Auto-power-off function :
Applicable standards :
Insulation resistance :
Withstand voltage :
Operating temperature and humidity ranges :
Storage temperature and humidity ranges :
Approximately 1 second (time between start of
voltage change and when voltage enters accuracy
range)
Approximately 32 V
Approximately 25 mA
Output = setting
×
(n/m) n = 0–m; m = 1–19; n
≤
m
n value sent automatically when n/m function
selection is selected
(two options: approximately 2.5 seconds/step or
approximately 5 seconds/step)
Sweep time (two options: approximately 16
seconds or approximately 32 seconds)
50 value sets (sourced and measured values are
stored as value sets with the same address (up to
50 value sets can be stored))
Voltage terminal: 300 V AC Current terminal: 120
mA DC
Fuses: 125 mA/250 V
Maximum 300 V AC
Approximately once per second
Enabled when communication cable (RS232) is
connected; sold separately as optional accessory
(CA71 only)
Segmented LCD (approximately 76 mm
×
48 mm)
LED backlight; auto-off after one minute (from
when LIGHT key is turned on)
Four AA-size (LR6) alkaline batteries, or special
AC adapter (sold separately)
Measurement off, output 5 V DC/10 k
Ω
or greater:
Approximately 40 hours
Simultaneous signal source/measurement, output
5 V DC/10 k
Ω
or greater: Approximately 20 hours
Simultaneous signal source//measurement, output
20 mA/5 V: Approximately 12 hours
(using alkaline batteries, with backlight off)
Approximately 7 VA (using 100 V AC adapter)
Approximately 10 minutes (auto-power-off can be
disabled through a DIP switch setting)
IEC61010-1, IEC61010-2-31
EN61326-1: 1997 + A1: 1998
EN55011: 1998, Class B, Group 1
Across input terminal and output terminal, 500 V
DC, 50 M
Ω
or greater
Across input terminal and output terminal, 3.7
kVAC, for one minute
0–50
°
C, 20–80% RH (no condensation)
-20–50
°
C, 90% RH or less (no condensation)