Surge Killer Unit 61F-03B/-04B CSM 61F-03B -04B DS E 3 1 Protect 61F Controllers Against Lightning. A high-capacity protective device to protect against induced lightening damage. Used in locations that are susceptible to induced lightening damage, such as elevated water tanks and high-altitude locations. Refer to Safety Precautions for Electrodes and Electrode Holders. Ordering Information Specifications Discharge start voltage 90 V 20 VDC Item Model Impulse withstand voltage 200 kV (1 40 s) Three/four-pole Surge Killer Unit 61F-03B Impulse withstand current 6,000 A (1 40 s) Five-pole Surge Killer Unit 61F-04B Weight Approx. 35 g Connections Internal Connections Mount the Surge Killer Unit as close to the Controller as possible. 61F-03B 61F-04B Adequate results may not be obtained if the Unit is mounted close to Electrode connection terminals Electrode connection terminals the Electrode Holder. When grounding the Surge Killer Unit in the vicinity of the Controller, 3 5 9 3 4 8 9 connect terminal 1 on the ground side of the Surge Killer Unit to the common electrode (the longest electrode.) 61F Controller E3 E2 E1 61F Controller is protected. 1 7 11 1 6 7 11 Ground side Ground side 9 Electrical Surge 1 5 3 61F-03B Connection Sockets PF113A Rail-mounted Socket PL11 Back-connecting Socket Dimensions Note: All units are in millimeters unless otherwise indicated. 61F-03B Use a PFC-A1 Mounting Bracket to mount the Surge Killer Unit to the PF113A Rail-mounted 61F-04B Socket. PFC-A1 61F 34 4.6 -03B 61F -04B 83 51.5 34 60.8 66 62 PF113A 4.5 6 Note: PFC-A1 Mounting Bracket (sold separately) 161F-03B/-04B Safety Precautions Refer to Safety Precautions for All Level Controllers. ALL DIMENSIONS SHOWN ARE IN MILLIMETERS. To convert millimeters into inches, multiply by 0.03937. To convert grams into ounces, multiply by 0.03527. In the interest of product improvement, specifications are subject to change without notice. 2