220 VAC 220 VAC Conductive Level Controller 61F-GP-N2 Automatic Water Supply and Drainage Control Ideal for level control of any conductive liquid. Compact plug-in controller for single- or two-point control of 2 2 conductive liquid level. 24/110/120/220/230/240 VAC operation possible. Easy installation on DIN rail. Low voltage (AC) electrodes. Full surge protection. Ordering Information Compact plug-in conductive level controller 61F-GP-N2 When placing your order, be sure to specify the desired operating voltage. Example: 61F-GP-N2 120 VAC Rated supply voltage Accessories (Order Separately) Selection Guide for Electrode Holders and Separators Electrode Holders Applications For city water and other When mounting space is For low specific liquids. Used for sewage, When resistance to high general-use elec- limited. Special 3-pole sea water, etc., having a low specific resis- pressure is required. Ide- trodes. Easy-to-replace holder of small size and tance. In sewage use, electrode holders al for use in tanks where separate versions facili- light weight. Ideal for soft must be installed 10 to 20 cm apart from temperature or pressure tate maintenance of drink vendors, etc., where one another. For acids, alkalis and sea wa- inside the tank is high, electrodes. only limited space is avail- ter, electrode holders may be as much as e.g. 250 C able. 1 meter apart to operate properly. Mounting style Flange Screw Flange Screw Insulator material Phenol resin Phenol resin Ceramics Teflon Max. temperature 70 C (without water drips 150 C (without water drips or vapour on 250 C (without water or vapour on the surface of the surface of the electrode holder) drips or vapour on the the electrode holder) surface of the electrode holder) No. of elec- 1 --- --- BF-1 BS-1 trodes 3 PS-3S PS-31 --- --- Electrode Separators No. of electrodes Model 1 F03-14-1P 3 F03-14-3P Conductive Level Controller 61F-GP-N2 1Selection Guide for Electrodes, Connecting and Lock Nuts Applicable liquids Material Models for individual electrode assembly components Electrode (1m long) Connecting nut Lock nut Model Indication Model Inscription Model Inscription mark Purified city water, SUS-304 F03-01-SUS304 1 line F03-02-SUS304 --- F03-03-SUS304 --- industrial water, (AISI-304) sewage Purified city water, SUS316 F03-01-SUS316 2 lines F03-02-SUS316 6 F03-03-SUS316 6 industrial water, (AISI-316) sewage, dilute alka- line solution Application Example Level control in tanks, reservoirs, sewage plants, underground Dispensing of liquids by volume. wells, mixing plants etc. Indication of liquid buildup due to filter blockages. Level control for element protection in pipes, channels, and irriga- Pollution/foul water detection for rivers, drains, etc. tion systems. Alarm control warning of abnormal or dangerously high or low lev- Flow detection in pipes, channels, and irrigation systems. els. Ice bank control in cold drink dispensers, ice makers, water chillers, bulk milk tanks, etc. Specifications Supply voltage 24, 110, 120, 220, 230, 240 VAC 50/60 Hz Operating voltage range 85% to 110% of rated voltage * 8 VAC Interelectrode voltage Power consumption Approx. 3.2 VA Operate resistance Approx. 4 K min. Between electrode E1 and E3 Release resistance Approx. 15 K max. Between electrode E2 and E3 Response time Operate: 80 ms max., Release: 160 ms max. Control output 10 A, 250 VAC (at 40 C) 3 A, 250 VAC (at 55 C) Insulation resistance 100 M max. (at 500 VDC) between power terminals and electrode terminals, and between electrode terminals and contact terminals Dielectric strength 2,000 VAC, 50/60 Hz for 1 min., between power terminals and electrode terminals, and between elec- trode terminals and contact terminals Ambient temperature Operating: 10 C to 55 C Ambient humidity Operating: 45% to 85% Life expectancy Mechanical: 10,000,000 operations min. Weight Approx. 190 g *Secondary voltage of transformer 2 Conductive Level Controller 61F-GP-N2