Product outline

Continuously variable checker in the range of 0 to ±3mV/V


Input resistance Approx. 325Ω
Output resistance Within 100Ω
Polarity +, -, ZERO
Output voltage 0 to 3mV/V (Helical potentiometer with dial)
Error 0.3%+0.02mV/V (to the dial reading value)
Excitation voltage DC15Vmax
Dimensions 40(W)×80(H)×35(D) mm (not including projections)
Weight Approx. 250g
Attachments PRC (4-wired) conversion relay cable 1m End treatment 5 leads・・・ 1
Optional accessories CA4311: JR-PRC (6-wired) conversion relay cable 1m (4-wired to 6-wired)


Product catalogue(PDF)
513B/520A catalogue(563 KB)
Operation manual(PDF)
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