Endress+Hauser Liquistation CSF48 - Relay Outputs (Optional); Electrical Specification of Relay Types

Liquistation CSF48
24 Endress+Hauser
2.4 to 23 mA for HART communication
Signal characteristic
Linear
Electrical specification
Output voltage:
Max. 24 V
Cable specification
Recommended: shielded cable
Max. 2.5 mm
2
(14 AWG)
Relay outputs (optional)
Electrical specification of
relay types
Relay types
• 2 x changeover contact, coupled with binary output (optional)
• 1 single-pin changeover contact (alarm relay)
• 2 or 4 relay cards (optional)
Relay switching capacity
Minimum load (typical)
• Min. 100 mA with 5 V DC
Power unit (alarm relay)
Switching voltage Load (max.) Switching cycles
(min.)
230 V AC, cos = 0.8 to 1 0.1 A 700,000
0.5 A 450,000
24 V DC, L/R = 0 to 1 ms 0.1 A 500,000
0.5 A 350,000
Relay coupled with binary output
Switching voltage Load (max.) Switching cycles
(min.)
230 V AC, cos = 0.8 to 1 5 A 100,000
24 V DC, L/R = 0 to 1 ms 5 A 100,000
Extension module
Switching voltage Load (max.) Switching cycles
(min.)
230 V AC, cos = 0.8 to 1 0.1 A 700,000
2 A 120,000
115 V AC, cos = 0.8 to 1 0.1 A 1,000,000
2 A 170,000
24 V DC, L/R = 0 to 1 ms 0.1 A 500,000
2 A 150,000