The Counting Relay DH48 Series covers two related 48×48mm panel devices. DH48S is used for power-on delay timing with delayed or instantaneous contact output, while DH48J is a 4-digit LED counter for contact-signal counting with selectable memory and output modes.
DH48S
| Regular type | 2 sets of time-delay transitions |
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| Instantaneous type | 1 set of time-delay transitions, 1 set of instantaneous transitions |
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| Rated working voltage Ue/rated working current Ie | AC-15 Ue:AC250V,Ie:3A for each category of use. |
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| Operating power | AC380V, 220V, 110V,36V,24V,50Hz, permissible voltage fluctuation range is (85%~110%) Ue |
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| Operating Mode | Power-on delay |
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| Counting range | 0.01s~99.99s;1s~99m99s;1m~99h99m |
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| Repetition error | Er<1% when the delay range is greater than 1s; Dr<50ms when the delay range is less than 1s. |
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| Number of contacts | 1 set of delayed transitions / Regular type: 2 sets of time-delay transitions Instantaneous type: 1 set of time-delay transitions, 1 set of instantaneous transitions / 2 sets of time-delay transitions |
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| Contact capacity | 3A AC250V (resistive) |
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| Temperature range | -5°-40°C |
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| Ith | 5A |
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| Ui | 400V |
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| Uimp | 2.5KV |
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| Ue/Ui | Rated working voltage Ue/rated working current Ie:AC-15 Ue:AC250V,Ie:3A for each category of use. |
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DH48J
| Working power supply | AC/DC24V; AC/DC100~240V; AC380V |
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| Working mode | positive counting, 4-digit LED display |
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| Counting speed | high frequency 100 times/second; low frequency 30 times/second |
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| Counting range | (1-9999)×1, ×10, ×100 magnification |
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| Input signal | contact signal counting |
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| Output mode | N, C, F, R, X format |
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| Power failure memory | memory can be set |
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| Dimensions | 48×48×105mm |
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| Opening size | 45×45mm |
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| Installation method | panel type |
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| Remarks | only contact signal counting is possible. If photoelectric switch/proximity switch counting is required, please choose HHJ1 model |
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| Working mode | Positive counting, 4-digit LED display |
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| Counting speed | High frequency 100 times/second; low frequency 30 times/second |
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| Input signal | Contact signal counting |
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| Power failure memory | Memory can be set |
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| Installation method | Panel type |
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| Remarks | Only contact signal counting is possible. If photoelectric switch/proximity switch counting is required, please choose HHJ1 model |
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