Relay Failsafe - Siemens HydroRanger 200 Instruction Manual

[1 OR 3 relay model]: Functions affected by setpoint are configured by parameters that
determine the application requirements such as timing.
page 133) sets the functions requirements.
[6 relay model]: Functions affected by setpoint are configured by parameters that
determine the application requirements such as timing.
page 133) sets the function requirements. Other function parameters:
• P132–Pump Start Delay
• P133–Pump Power Resumption Delay
• P645–Relay Duration
Relay Logic is Modified
Normal operating conditions means that alarms are off and pumps are on. This can be
reversed using P118–Relay Output Logic.

Relay Failsafe

P129–Relay Failsafe
Adjusts how individual relays react to a failsafe condition. Relays can be set to:
• OFF
• HOLd
• dE
• En
7ML19985FC03
Control is by P071–Failsafe Material Level
Keeps the relay in the current state
De-energizes the relay (default for pump controls)
Energizes the relay
HydroRanger 200 – INSTRUCTION MANUAL
P111 Relay Control function
P111 Relay Control function
(see
(see
Page 43