S.S.R. Explanation
1. RA Series: AC input control voltage, zero-crossing type,
                     AC 90-250V
2. RD Series: DC input control voltage, zero-crossing type,
                     DC 3-32V
3. VP Series: Adjusted output voltage (Range=0-90%)
                     with potentiometer 500K ohm

Feature
1. With ABS fireproof case and LED indicator.
2. Photo-isolation, 4000Vrms isolation.
3. Low input power consumption, TTL/CMOS compatible.
4. Input reverse polarity protection.
5. Zero Croossing turn-on, zero current turn-off.
6. Output snubber circuit protection.
7. High load transient immunity.

Product Specification 
Load Voltage: AC 220 V / 380 V / 440V
Load Current: AC 10A
Signal: DC 4~20mA, DC 1~5V
Control Mode: Zero Crossing
Output Voltage: 0~100%
Ambient Operating Temperature: -10~50   90% RH Below