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-5 ... 80 °C
glass shaft Ø 12 mm
immersion length 120 mm
SE 20:
refillable electrolyte sat. KCl, detachable sleeve junction, glass shaft with side-arm
SE 21:
refillable electrolyte sat. KCl, ceramic diaphragm, glass shaft with side-arm
SE 23:
gel electrolyte (non-refillable), 3 ceramic diaphragms, max. 6 bar
SE 20 K, SE 21 K, SE 23 K:
fixed cable 5 m, without connector
SE 23 I: PG 13.5 threaded plug head S7-system
最多添加5台