02/11/2015 www.crouzet.com 24 x 48 Totalizers CTR24 non-backlit model Part number 87622070 Display: 8-digit LCD, height 8 mm Powered by a lithium battery Counter inputs: solid state (4-30VDC)orvoltage(10260VAC) Reset on panel or external with inhibition option Backlit model (2341-2351-2342) Counting directions can be selected with input (2241-2341/2251-2351) Accessories for 50 x 25 mm cut-out Part numbers Type Type Functions 87622070 CTR24 non-backlit model 2242 Voltage input, lithium battery Specifications Physical details and protection Consumption Backlighting: 24 VDC 20% 50mA Connection by 8 screw terminals at rear of casing 2 Connection capacity 1,5 mm Fixed using bracket Degree of protection front face IP 65 Temperature limits use (C) -10+60 Temperature limits stored (C) -20+70 Breakdown voltage EN 61010-1: 2000 V / 50Hz / 1 min Conformity to standards EN 61000-6-2 - EN 55011 class B Altitude 2000 m Certifications UL - cULus (pending) - CE Weight (g) 50 Operating characteristics Function Impulse counter Display 8-digit LCD Height digits (mm) 8 Counting capacity -9,999,99999,999,999witheliminationofzeros Input 2241-2341 1 slow counting input for contact closure on NPN open- collector transistor input (terminals 2-6) 1 input for high speed counting signal from voltage level 430VDC (terminals 1-6) Low level 00,7VDC High level 430VDCPNP High-speed counting 12 KHz max. 42 s PNP Input impedance 100 KPNP Input 2251-2351 1 slow counting input for contact closure on NPN open- collector transistor input (terminals 2-6) 1 input for high speed counting signal from voltage level 330VDC (terminals 1-6) Low level 00,7VDC High level 330VDC High-speed counting 7 KHz max. 70 s NPN Input impedance 1 M Reset to zero - External 2241-2341 & 2251-2351 Volt-free contact or open collector (terminals 3-6) Input 2242-2342 1 input for slow counting 2 voltage levels Voltage - Terminals 1-2 10260VAC/DC Input impedance (k) 160 Slow counting 30Hz Minimum pulse time 16 ms Low level 02VAC/DC High level 10260VAC/DC Reset to zero - External 2242-2342 Voltage - Terminals 2-3 Minimum pulse time 16 ms Unless otherwise specified, the characteristics given are applicable to all or part of the product range selected02/11/2015 www.crouzet.com Low level 02VAC/DC High level 10260VAC/DC Reset to zero - Panel Reset via Inhibited: Terminals 4-6 not connected Active: Terminals 4-6 connected Supply 1 lithium battery - Life (years) 8 Accessories Description Code Adaptor for 50 x 25 mm cut-out - Fixed with screws 26546843 Adaptor for 50 x 25 mm cut-out - Fixed with clips 26546844 DIN rail adaptor 26546840 Clip-fixing kit (supplied with the product) 26546848 Dimensions (mm) CTR24 Dimensions (mm) Fixing strip with clip-on yoke Unless otherwise specified, the characteristics given are applicable to all or part of the product range selected