Panasonic / Sunx CA2 Specifications

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Model No. CA2-T1 CA2-T2 CA2-T3 CA2-T4 CA2-T5
CE marking directive compliance EMC Directive, RoHS Directive
Supply voltage 24 V DC ± 10 % Ripple P-P 10 % or less
Power consumption 2.8 W or less
Analog inputs Input range 4 to 20 mA 1 to 5 V ±1 V ±5 V ±10 V
Input impedance 20 Ω 1 MΩ
No. of inputs 1 No.
Input method Single end input
A/D conversion method Successive approximation method
Sampling rate Selectable from 200 times/sec., 20 times/sec., 10 times/sec. or 5 times/sec.
Zero-adjust input
(0-ADJ.)
Auto-reference input
(A-REF.)		 Input condition: Non-voltage contact or NPN open-collector transistor input
Signal condition: Negative logic, Input time duration 10 ms or more
Signal level: ON … 1.5 V or less (output current: 10 mA or less)
OFF … Supply voltage or open
Guaranteed No. of zero-adjust input usage: 10 million times or less (for zero-adjust back-up setting)
Start / hold input High level (supply voltage, or open): Start, Low level (1.5 V or less): Hold
Comparative outputs
(OUT 1, OUT 2)		 NPN open-collector transistor
・ Maximum sink current: 100 mA
・ Applied voltage: 35 V DC or less (between comparative output and GND)
・ Residual voltage:
1.3 V or less (at 100 mA sink current)
0.4 V or less (at 16 mA sink current)
Response time 5 ms or less
(when start / hold input is used at a sampling rate of 200 times/sec.)
Hysteresis Variable from 1 to 3,999 digits
Display 4 digit 7-segment red LED display
(letter height: 8 mm 0.315 in)
Display refresh rate Selectable from 20 times/sec., 10 times/sec., 5 times/sec., 2.5 times/sec., 1 time/sec. or 0.5 time/sec.
Display range Selectable span of 4,000 Nos. between -9999 to +9999 is displayed. (“+” is not displayed)
Display accuracy ±(0.1 % F.S. + 1 digit) at 23 ± 5 ℃ 73.4 ± 41 ℉, 35 to 85 % RH
Temperature characteristics ±0.5 % F.S. over 0 to +50 ℃ +32 to +122 ℉
Setting resolution 1 digit
Threshold value setting range -9999 to +9999
Indicators Polarity indication Red LED
(lights up when the displayed value or the threshold value is negative)
OUT 1 operation Orange LED
(Measurement mode: Lights up when OUT 1 is ON. Blinks when display is changed to OUT 1 threshold value display.
Setting mode: Blinks when OUT 1 threshold value and comparison conditions are set or when zero scale of scale setting function is set.)
OUT2 operation Orange LED
(Measurement mode: Lights up when OUT 2 is ON. Blinks when display is changed to OUT 2 threshold value display.
Setting mode: Blinks when OUT 2 threshold value and comparison conditions are set or when full scale of scale setting function is set.)
Auto-reference operation Green LED
(lights up when auto-reference function is used)
Functions Auto-reference function, zero-adjust function, scale setting function, threshold value setting function, hysteresis setting function, comparative output timer function, start / hold function, memory clear function, power supply ON-delay function etc.
Environmental resistance Ambient temperature 0 to +55 ℃ +32 to +131 ℉ (No dew condensation), Storage: -20 to +70 ℃ -4 to +158 ℉
Ambient humidity 35 to 85 % RH, Storage: 35 to 85 % RH
Voltage withstandability 1,500 V AC for one min. between all supply terminals connected together and enclosure
Insulation resistance 100 MΩ, or more, with 500 V DC megger between all supply terminals connected together and enclosure
Vibration resistance 10 to 55 Hz frequency, 1.5 mm 0.059 in double amplitude in X, Y and Z directions for two hours each
Shock resistance 294 m/s2 (30 G) acceleration in X, Y and Z directions three times each
Back-up memory Non-volatile memory (EEPROM), Guaranteed write operations: 1,000,000 or less
Material Enclosure: Polycarbonate
Connecting method Terminal block connection
Weight Net weight: 55 g approx.