# What is this symbol? A circle with an arrow joining two connections and another arrow pointing to it

The symbol is a circle with an arrow joining the two connections and another arrow in right angle pointing to it.

What is this symbol? I see this symbol in scheme of sensor ZK24-2 from Altpro.

• Might be helpful to post the context of the symbol. – uint128_t Apr 14 '17 at 15:04
• If I had to guess, I’d say a voltage-controlled current source. But some context would certainly help. – user2233709 Apr 14 '17 at 15:07
• I agree.VCCS ....... or a CCCS – Tony Stewart Sunnyskyguy EE75 Apr 14 '17 at 15:48