IDEC SmartRelay Manual
vii
4.4 Special functions list - SF ................................................. 112
4.4.1 On-delay ........................................................................... 116
4.4.2 Off-delay ........................................................................... 120
4.4.3 On-/Off-delay .................................................................... 122
4.4.4 Retentive on-delay ............................................................ 124
4.4.5 Interval time-delay relay / Pulse output ............................ 126
4.4.6 Edge-triggered interval time-delay relay ........................... 128
4.4.7 Asynchronous pulse generator ......................................... 131
4.4.8 Random generator............................................................ 133
4.4.9 Stairwell Light Switch........................................................ 135
4.4.10 Dual-function switch.......................................................... 138
4.4.11 Seven-day time switch ...................................................... 141
4.4.12 Twelve-month time switch ................................................. 146
4.4.13 Up/down counter............................................................... 149
4.4.14 Operating hours counter ................................................... 153
4.4.15 Frequency trigger.............................................................. 158
4.4.16 Analog trigger ................................................................... 161
4.4.17 Analog differential trigger.................................................. 164
4.4.18 Analog comparator ........................................................... 168
4.4.19 Analog value monitoring ................................................... 173
4.4.20 Analog amplifier ................................................................ 176
4.4.21 Latching relay ................................................................... 178
4.4.22 Current impulse relay........................................................ 179
4.4.23 Message texts................................................................... 182
4.4.24 Softkey.............................................................................. 189
4.4.25 Shift register...................................................................... 193
Courtesy of Steven Engineering, Inc. ● 230 Ryan Way, South San Francisco, CA 94080-6370 ● General Inquiries: (800) 670-4183 ● www.stevenengineering.com